Uptothistimewehavebeenaccustomedtoseetheerectionofahousebegunatthefoundationandbuiltupslowly,piecebypiece,ofsolidmaterials:firsttheouterframe,thenthefloorsandinnerwalls,followedbythestairways,andsoonuptotheputtingonoftheroof。Hence,itrequiresacompleterearrangementofmentalconceptionstoappreciateEdison'sproposaltobuildahouseFROMTHETOPDOWNWARD,inafewhours,withafreelyflowingmaterialpouredintomolds,andinafewdaystotakeawaythemoldsandfindacompleteindestructiblesanitaryhouse,includingfoundation,frame,floors,walls,stairways,chimneys,sanitaryarrangements,androof,withartisticornamentationinsideandout,allinonesolidpiece,asifitweregravenorboredoutofarock。
  Tobringabouttheaccomplishmentofaprojectsoextraordinarilybroadinvolvesengineeringandmechanicalconceptionsofahighorder,and,aswehaveseen,thesehavebeenbroughttobearonthesubjectbyEdison,togetherwithanintimateknowledgeofcompoundedmaterials。
  Themainfeaturesofthisinventionareeasilycomprehensiblewiththeaidofthefollowingdiagrammaticsectionalsketch:
  Itshouldbefirstunderstoodthattheabovesketchisinbroadoutline,withoutelaboration,merelytoillustratetheworkingprinciple;andwhiletheuprightstructureontherightisintendedtorepresentasetofmoldsinpositiontoformathree-storyhouse,withcellar,noregulardetailsofsuchabuildingsuchaswindows,doors,stairways,etc。arehereshown,astheywouldonlytendtocomplicateanexplanation。
  Itwillbenotedthattherearereallytwosetsofmolds,aninsideandanoutsideset,leavingaspacebetweenthemthroughout。Althoughnotshowninthesketch,thereisinpracticeanumberofboltspassingthroughthesetwosetsofmoldsatvariousplacestoholdthemtogetherintheirrelativepositions。Intheopenspacebetweenthemoldsthereareplacedsteelrodsforthepurposeofreinforcement;
  whileallthroughtheentirestructureprovisionismadeforwaterandsteampipes,gas-pipesandelectric-lightwiresbeingplacedinappropriatepositionsasthemoldsareassembled。
  Atthecentreoftherooftherewillbenotedafunnel-
  shapedopening。Intothisthereisdeliveredbytheendlesschainofbucketsshownontheleftacontinuousstreamofaspecialfree-flowingconcretemixture。Thismixturedescendsbygravity,andgraduallyfillstheentirespacebetweenthetwosetsofmolds。Thedeliveryofthematerial——or“pouring,“asitiscalled——iscontinueduntileverypartofthespaceisfilledandthemixtureisevenwiththetipoftheroof,thuscompletingthepouring,orcasting,ofthehouse。Inafewdaysafterwardtheconcretewillhavehardenedsufficientlytoallowthemoldstobetakenawayleavinganentirehouse,fromcellarfloortothepeakoftheroof,completeinallitsparts,eventomantelsandpicturemolding,andrequiringonlywindowsanddoors,plumbing,heating,andlightingfixturestomakeitreadyforhabitation。
  Intheabovesketchtheconcretemixers,A,B,aredrivenbytheelectricmotor,C。Asthematerialismixeditdescendsintothetank,D,andflowsthroughatroughintoalowertank,E,inwhichitisconstantlystirred,andfromwhichitistakenbytheendlesschainofbucketsanddumpedintothefunnel-shapedopeningatthetopofthemolds,asabovedescribed。
  Themoldsaremadeofcast-ironinsectionsofsuchsizeandweightaswillbemostconvenientforhandling,mostlyinpiecesnotexceedingtwobyfourfeetinrectangulardimensions。Thesubjoinedsketchshowsanexteriorviewofseveralofthesemoldsastheyappearwhenboltedtogether,theintersectingcentralportionsrepresentingribs,whichareincludedaspartofthecastingforpurposesofstrengthandrigidity。
  Themoldsrepresentedabovearethoseforstraightwork,suchaswallsandfloors。Thoseintendedforstairways,eaves,cornices,windows,doorways,etc。,aremuchmorecomplicatedindesign,althoughthesamegeneralprinciplesareemployedintheirconstruction。
  Whilethephilosophyofpouringorcastingacompletehouseinitsentiretyisapparentlyquitesimple,thedevelopmentoftheengineeringandmechanicalquestionsinvolvesthesolutionofavastnumberofmostintricateandcomplicatedproblemscoveringnotonlythebuildingasawhole,butitsnumerousparts,downtotheminutestdetail。Safety,convenience,duration,andthepracticalimpossibilityofalteringaone-piecesoliddwellingarequestionsthatmustbemetbeforeitsconstruction,andthereforeEdisonhasproceededcalmlyonhiswaytowardthegoalhehaseverhadclearlyinmind,withutterindifferencetothecriticismsandjeersofthosewho,as“experts,“haveprofessedpositiveknowledgeoftheimpossibilityofhiscarryingoutthisdaringscheme。
  LISTOFUNITEDSTATESPATENTS
  ListofUnitedStatespatentsgrantedtoThomasA。Edison,arrangedaccordingtodatesofexecutionofapplicationsforsuchpatents。ThislistshowstheinventionsasMr。Edisonhasworkeduponthemfromyeartoyear1868
  NO。TITLEOFPATENTDATEEXECUTEDDATEEXECUTED
  90,646,ElectrographicVoteRecorder……Oct。13,1868
  1869
  91,527PrintingTelegraphreissuedOctober25,1870,numbered4166,andAugust5,1873,numbered5519……Jan。25,1869
  96,567ApparatusforPrintingTelegraphreissuedFebruary1,1870,numbered3820……Aug。17,1869
  96,681ElectricalSwitchforTelegraphApparatusAug。27,1869
  102,320PrintingTelegraph——PopeandEdisonreissuedApril17,1877,numbered7621,andDecember9,1884,numbered10,542……Sept。16,1869
  103,924PrintingTelegraphs——PopeandEdisonreissuedAugust5,1873
  1870
  103,035ElectromotorEscapement……Feb。5,1870
  128,608PrintingTelegraphInstruments……May4,1870
  114,656TelegraphTransmittingInstruments……June22,1870
  114,658ElectroMagnetsforTelegraphInstruments……June22,1870
  114,657RelayMagnetsforTelegraphInstruments……Sept。6,1870
  111,112ElectricMotorGovernors……June29,1870
  113,033PrintingTelegraphApparatus……Nov。17,1870
  1871
  113,034PrintingTelegraphApparatus……Jan。10,1871
  123,005TelegraphApparatus……July26,1871
  123,006PrintingTelegraph……July26,1871
  123,984TelegraphApparatus……July26,1871
  124,800TelegraphicRecordingInstruments……Aug。12,1871
  121,601MachineryforPerforatingPaperforTelegraphPurposes……Aug。16,1871
  126,535PrintingTelegraphs……Nov。13,1871
  133,841TypewritingMachine……Nov。13,1871
  1872
  126,532PrintingTelegraphs……Jan。31872
  126,531PrintingTelegraphs……Jan。17,1872
  126,534PrintingTelegraphs……Jan。17,1872
  126,528TypeWheelsforPrintingTelegraphs……Jan。23,1872
  126,529TypeWheelsforPrintingTelegraphs……Jan。23,1872
  126,530PrintingTelegraphs……Feb。14,1872
  126,533PrintingTelegraphs……Feb。14,1872
  132,456ApparatusforPerforatingPaperforTelegraphicUse……March15,1872
  132,455ImprovementinPaperforChemicalTelegraphs……April10,1872
  133,019ElectricalPrintingMachine……April18,1872
  128,131PrintingTelegraphs……April26,1872
  128,604PrintingTelegraphs……April26,1872
  128,605PrintingTelegraphs……April26,1872
  128,606PrintingTelegraphs……April26,1872
  128,607PrintingTelegraphs……April26,1872
  131,334RheotomesorCircuitDirectors……May6,1872
  134,867AutomaticTelegraphInstruments……May8,1872
  134,868ElectroMagneticAdjusters……May8,1872
  130,795ElectroMagnets……May9,1872
  131,342PrintingTelegraphs……May9,1872
  131,341PrintingTelegraphs……May28,1872
  131,337PrintingTelegraphs……June10,1872
  131,340PrintingTelegraphs……June10,1872
  131,343TransmittersandCircuitsforPrintingTelegraph……June10,1872
  131,335PrintingTelegraphs……June15,1872
  131,336PrintingTelegraphs……June15,1872
  131,338PrintingTelegraphs……June29,1872
  131,339PrintingTelegraphs……June29,1872
  131,344UnisonStopsforPrintingTelegraphs。June29,1872
  134,866PrintingandTelegraphInstruments……Oct。16,1872
  138,869PrintingTelegraphs……Oct。16,1872
  142,999GalvanicBatteries……Oct。31,1872
  141,772AutomaticorChemicalTelegraphs……Nov。5,1872
  135,531CircuitsforChemicalTelegraphs……Nov。9,1872
  146,812TelegraphSignalBoxes……Nov。26,1872
  141,773CircuitsforAutomaticTelegraphs……Dec。12,1872
  141,776CircuitsforAutomaticTelegraphs……Dec。12,1872
  150,848ChemicalorAutomaticTelegraphs……Dec。12,1872
  1873
  139,128PrintingTelegraphs……Jan。21,1873
  139,129PrintingTelegraphs……Feb。13,1873
  140,487PrintingTelegraphs……Feb。13,1873
  140,489PrintingTelegraphs……Feb。13,1873
  138,870PrintingTelegraphs……March7,1873
  141,774ChemicalTelegraphs……March7,1873
  141,775PerforatorforAutomaticTelegraphs……March7,1873
  141,777RelayMagnets……March7,1873
  142,688ElectricRegulatorsforTransmittingInstruments……March7,1873
  156,843DuplexChemicalTelegraphs……March7,1873
  147,312PerforatorsforAutomaticTelegraphyMarch24,1873
  147,314CircuitsforChemicalTelegraphs……March24,1873
  150,847ReceivingInstrumentsforChemicalTelegraphs……March24,1873
  140,488PrintingTelegraphs……April23,1873
  147,311ElectricTelegraphs……April23,1873
  147,313ChemicalTelegraphs……April23,1873
  147,917DuplexTelegraphs……April23,1873
  150,846TelegraphRelays……April23,1873
  160,405AdjustableElectroMagnetsforRelays,etc……April23,1873
  162,633DuplexTelegraphs……April22,1873
  151,209AutomaticTelegraphyandPerforatorsTherefor……Aug。25,1873
  160,402SolutionsforChemicalTelegraphPaperSept。29,1873
  160,404SolutionsforChemicalTelegraphPaperSept。29,1873
  160,580SolutionsforChemicalTelegraphPaperOct。14,1873
  160,403SolutionsforChemicalTelegraphPaperOct。29,1873
  1874
  154,788DistrictTelegraphSignalBox……April2,1874
  168,004PrintingTelegraph……May22,1874
  166,859ChemicalTelegraphy……June1,1874
  166,860ChemicalTelegraphy……June1,1874
  166,861ChemicalTelegraphy……June1,1874
  158,787TelegraphApparatus……Aug。7,1874
  172,305AutomaticRomanCharacterTelegraph……Aug。7,1874
  173,718AutomaticTelegraphy……Aug。7,1874
  178,221DuplexTelegraphs……Aug。19,1874
  178,222DuplexTelegraphs……Aug。19,1874
  178,223DuplexTelegraphs……Aug。19,1874
  180,858DuplexTelegraphs……Aug。19,1874
  207,723DuplexTelegraphs……Aug。19,1874
  480,567DuplexTelegraphs……Aug。19,1874
  207,724DuplexTelegraphs……Dec。14,1874
  1875
  168,242TransmitterandReceiverforAutomaticTelegraph……Jan。18,1875
  168,243AutomaticTelegraphs……Jan。18,1875
  168,385DuplexTelegraphs……Jan。18,1875
  168,466SolutionforChemicalTelegraphs……Jan。18,1875
  168,467RecordingPointforChemicalTelegraphJan。18,1875
  195,751AutomaticTelegraphs……Jan。181875
  195,752AutomaticTelegraphs……Jan。19,1875
  171,273TelegraphApparatus……Feb11,1875
  169,972ElectricSignallingInstrument……Feb24,1875
  209,241QuadruplexTelegraphRepeatersreissuedSeptember23,1879,numbered8906……Feb24,1875
  1876
  180,857AutographicPrinting……March7,1876
  198,088TelephonicTelegraphs……April3,1876
  198,089TelephonicorElectroHarmonicTelegraphs……April3,1876
  182,996AcousticTelegraphs……May9,1876
  186,330AcousticElectricTelegraphs……May9,1876
  186,548TelegraphAlarmandSignalApparatus……May9,1876
  198,087TelephonicTelegraphs……May9,1876
  185,507ElectroHarmonicMultiplexTelegraph。Aug。16,1876
  200,993AcousticTelegraph……Aug。26,1876
  235,142AcousticTelegraph……Aug。26,1876
  200,032SynchronousMovementsforElectricTelegraphs……Oct。30,1876
  200,994AutomaticTelegraphPerforatorandTransmitter……Oct。30,1876
  1877
  205,370PneumaticStencilPens……Feb。3,1877
  213,554AutomaticTelegraphs……Feb。3,1877
  196,747StencilPens……April18,1877
  203,329PerforatingPens……April18,1877
  474,230SpeakingTelegraph……April18,1877
  217,781SextuplexTelegraph……May8,1877
  230,621AddressingMachine……May8,1877
  377,374Telegraphy……May8,1877
  453,601SextuplexTelegraph……May31,1877
  452,913SextuplexTelegraph……May31,1877
  512,872SextuplexTelegraph……May31,1877
  474,231SpeakingTelegraph……July9,1877
  203,014SpeakingTelegraph……July16,1877
  208,299SpeakingTelegraph……July16,1877
  203,015SpeakingTelegraph……Aug。16,1877
  420,594QuadruplexTelegraph……Aug。16,1877
  492,789SpeakingTelegraph……Aug。31,1877
  203,013SpeakingTelegraph……Dec。8,1877
  203018TelephoneorSpeakingTelegraph……Dec。8,1877
  200521PhonographorSpeakingMachine……Dec。15,1877
  1878
  203,019CircuitforAcousticorTelephonicTelegraphs……Feb。13,1878
  201,760SpeakingMachines……Feb。28,1878
  203,016SpeakingMachines……Feb。28,1878
  203,017TelephoneCallSignals……Feb。28,1878
  214,636ElectricLights……Oct。5,1878
  222,390CarbonTelephones……Nov。8,1878
  217,782DuplexTelegraphs……Nov。11,1878
  214,637ThermalRegulatorforElectricLights。Nov。14,1878
  210,767VocalEngines……Aug。31,1878
  218,166MagnetoElectricMachines……Dec。3,1878
  218,866ElectricLightingApparatus……Dec。3,1878
  219,628ElectricLights……Dec。3,1878
  295,990Typewriter……Dec。4,1878
  218,167ElectricLights……Dec。31,1878
  1879
  224,329ElectricLightingApparatus……Jan。23,1879
  227,229ElectricLights……Jan。28,1879
  227,227ElectricLights……Feb。6,1879
  224。665AutographicStencilsforPrinting……March10,1879
  227。679Phonograph……March19,1879
  221,957Telephone……March24,1879
  227,229ElectricLights……April12,1879
  264,643MagnetoElectricMachines……April21,1879
  219,393DynamoElectricMachines……July7,1879
  231,704ElectroChemicalReceivingTelephone。July17,1879
  266,022Telephone……Aug。1,1879
  252,442Telephone……Aug。4,1879
  222,881MagnetoElectricMachines……Sept。4,1879
  223,898ElectricLamp……Nov。1,1879
  1880
  230,255ElectricLamps……Jan。28,1880
  248,425ApparatusforProducingHighVacuumsJan。281880
  265,311ElectricLampandHolderforSame……Jan。281880
  369,280SystemofElectricalDistribution……Jan。28,1880
  227,226SafetyConductorforElectricLights。March10,1880
  228,617BrakeforElectroMagneticMotors……March10,1880
  251,545ElectricMeter……March10,1880
  525,888ManufactureofCarbonsforElectricLamps……March10,1880
  264,649DynamoorMagnetoElectricMachines。March11,1880
  228,329MagneticOreSeparator……April3,1880
  238,868ManufactureofCarbonsforIncandescentElectricLamps……April25,1880
  237,732ElectricLight……June15,1880
  248,417ManufacturingCarbonsforElectricLights……June15,1880
  298,679TreatingCarbonsforElectricLights。June15,1880
  248,430ElectroMagneticBrake……July2,1880
  265,778ElectroMagneticRailwayEngine……July3,1880
  248,432MagneticSeparator……July26,1880
  239,150ElectricLamp……July27,1880
  239,372TestingElectricLightCarbons——EdisonandBatchelor……July28,1880
  251,540CarbonElectricLamps……July28,1880
  263,139ManufactureofCarbonsforElectricLamps……July28,1880
  434,585TelegraphRelay……July29,1880
  248423Carbonizer……July30,1880
  263140DynamoElectricMachines……July30,1880
  248,434GovernorforElectricEngines……July31,1880
  239,147SystemofElectricLighting……July31,1880
  264,642ElectricDistributionandTranslationSystem……Aug。4,1880
  293,433InsulationofRailroadTracksusedforElectricCircuits……Aug。6,1880
  239,373ElectricLamp……Aug。7,1880
  239,745ElectricLamp……Aug。7,1880
  263,135ElectricLamp……Aug。7,1880
  251,546ElectricLamp……Aug。10,1880
  239,153ElectricLamp……Aug。11,1880
  351,855ElectricLamp……Aug。11,1880
  248,435UtilizingElectricityasMotivePower。Aug。12,1880
  263,132ElectroMagneticRoller……Aug。14,1880
  264,645SystemofConductorsfortheDistributionofElectricity……Sept。1,1880
  240,678Webermeter……Sept。22,1880
  239,152SystemofElectricLighting……Oct。14,1880
  239,148TreatingCarbonsforElectricLights。Oct。15,1880
  238,098MagnetoSignallingApparatus——EdisonandJohnson……Oct。21,1880
  242,900ManufacturingCarbonsforElectricLamps……Oct。21,1880
  251,556RegulatorforMagnetoorDynamoElectricMachines……Oct。21,1880
  248,426ApparatusforTreatingCarbonsforElectricLamps……Nov。5,1880
  239,151FormingEnlargedEndsonCarbonFilaments……Nov。19,1880
  12,631DesignPatent——IncandescentElectricLamp……Nov。23,1880
  239,149IncandescingElectricLamp……Dec。3,1880
  242,896IncandescentElectricLamp……Dec。3,1880
  242,897IncandescentElectricLamp……Dec。3,1880
  248,565Webermeter……Dec。3,1880
  263,878ElectricLamp……Dec。3,1880
  239,154RelayforTelegraphs……Dec。11,1880
  242,898DynamoElectricMachine……Dec。11,1880
  248,431PreservingFruit……Dec。11,1880
  265,777TreatingCarbonsforElectricLamps……Dec。11,1880
  239,374RegulatingtheGenerationofElectricCurrents……Dec。16,1880
  248,428ManufactureofIncandescentElectricLamps……Dec。16,1880
  248,427ApparatusforTreatingCarbonsforElectricLamps……Dec。21,1880
  248,437ApparatusforTreatingCarbonsforElectricLamps……Dec。21,1880
  248,416ManufactureofCarbonsforElectricLights……Dec。30,1880
  1881
  242,899ElectricLighting……Jan。19,1881
  248,418ElectricLamp……Jan。191881
  248,433VacuumApparatus……Jan。191881
  251,548IncandescentElectricLamps……Jan。19,1881
  406,824ElectricMeter……Jan。19,1881
  248,422SystemofElectricLighting……Jan。20,1881
  431,018DynamoorMagnetoElectricMachine……Feb。3,1881
  242,901ElectricMotor……Feb。24,1881
  248,429ElectricMotor……Feb。24,1881
  248,421CurrentRegulatorforDynamoElectricMachine……Feb。25,1881
  251,550MagnetoorDynamoElectricMachines……Feb。26,1881
  251,555RegulatorforDynamoElectricMachines……Feb。26,1881
  482,549MeansforControllingElectricGeneration……March2,1881
  248,420FixtureandAttachmentforElectricLamps……March7,1881
  251,553ElectricChandeliers……March7,1881
  251,554ElectricLampandSocketorHolder……March7,1881
  248,424FittingandFixturesforElectricLamps……March8,1881
  248,419ElectricLamp……March30,1881
  251,542SystemofElectricLight……April19,1881
  263,145MakingIncandescents……April19,1881
  266,447ElectricIncandescentLamp……April21,1881
  251,552UndergroundConductors……April22,1881
  476,531ElectricLightingSystem……April22,1881
  248,436DepositingCellforPlatingtheConnectionsofElectricLamps……May17,1881
  251,539ElectricLamp……May17,1881
  263,136RegulatorforDynamoorMagnetoElectricMachine……May17,1881
  251,557Webermeter……May19,1881
  263,134RegulatorforMagnetoElectricMachine……May19,1881
  251,541ElectroMagneticMotor……May20,1881
  251,544ManufactureofElectricLamps……May20,1881
  251,549ElectricLampandtheManufacturethereof……May20,1881
  251,558Webermeter……May20,1881
  341,644IncandescentElectricLamp……May20,1881
  251,551SystemofElectricLighting……May21,1881
  263,137ElectricChandelier……May21,1881
  263,141StraighteningCarbonsforIncandescentLamps……May21,1881
  264,657IncandescentElectricLamps……May21,1881
  251,543ElectricLamp……May24,1881
  251,538ElectricLight……May27,1881
  425,760MeasurementofElectricityinDistributionSystem……May31,1881
  251,547ElectricalGovernor……June2,1881
  263,150MagnetoorDynamoElectricMachines。June3,1881
  263,131MagneticOreSeparator……June4,1881
  435,687MeansforChargingandUsingSecondaryBatteries……June21,1881
  263,143MagnetoorDynamoElectricMachines……June24,1881
  251,537DynamoElectricMachine……June25,1881
  263,147VacuumApparatus……July1,1881
  439,389ElectricLightingSystem……July1,1881
  263,149CommutatorforDynamoorMagnetoElectricMachines……July22,1881
  479,184FacsimileTelegraph——EdisonandKenny。July26,1881
  400,317OreSeparator……Aug。11,1881
  425,763CommutatorforDynamoElectricMachines……Aug。20,1881
  263,133DynamoorMagnetoElectricMachine……Aug。24,1881
  263,142ElectricalDistributionSystem……Aug。24,1881
  264,647DynamoorMagnetoElectricMachines……Aug。24,1881
  404,902ElectricalDistributionSystem……Aug。24,1881
  257,677Telephone……Sept。7,1881
  266,021Telephone……Sept。7,1881
  263,144MoldforCarbonizingIncandescents。Sept。19,1881
  265,774MaintainingTemperaturesinWebermeters……Sept。21,1881
  264,648DynamoorMagnetoElectricMachines。Sept。23,1881
  265,776ElectricLightingSystem……Sept。27,1881
  524,136RegulatorforDynamoElectricalMachines……Sept。27,1881
  273,715MalleableizingIron……Oct。4,1881
  281,352Webermeter……Oct。5,1881
  446,667LocomotivesforElectricRailways……Oct。11,1881
  288,318RegulatorforDynamoorMagnetoElectricMachines……Oct。17,1881
  263,148DynamoorMagnetoElectricMachines。Oct。25,1881
  264,646DynamoorMagnetoElectricMachines。Oct。25,1881
  251,559ElectricalDropLight……Oct。25,1881
  266,793ElectricDistributionSystem……Oct。25,1881
  358,599IncandescentElectricLamp……Oct。29,1881
  264,673RegulatorforDynamoElectricMachine。Nov。3,1881
  263,138ElectricArcLight……Nov。7,1881
  265,775ElectricArcLight……Nov。71881
  297,580ElectricArcLight……Nov。71881
  263,146DynamoMagnetoElectricMachines……Nov。22,1881
  266,588VacuumApparatus……Nov。25,1881
  251,536VacuumPump……Dec。5,1881
  264,650ManufacturingIncandescentElectricLamps……Dec。5,1881
  264,660RegulatorforDynamoElectricMachines……Dec。5,1881
  379,770IncandescentElectricLamp……Dec。5,1881
  293,434IncandescentElectricLamp……Dec。5,1881
  439,391JunctionBoxforElectricWires……Dec。5,1881
  454,558IncandescentElectricLamp……Dec。5,1881
  264,653IncandescentElectricLamp……Dec。13,1881
  358,600IncandescingElectricLamp……Dec。13,1881
  264,652IncandescentElectricLamp……Dec。15,1881
  278,419DynamoElectricMachines……Dec。15,1881
  1882
  265,779RegulatorforDynamoElectricMachines……Jan。17,1882
  264,654IncandescentElectricLamps……Feb。10,1882
  264,661RegulatorforDynamoElectricMachinesFeb。10,1882
  264,664RegulatorforDynamoElectricMachinesFeb。10,1882
  264,668RegulatorforDynamoElectricMachinesFeb。10,1882
  264,669RegulatorforDynamoElectricMachines……Feb。10,1882
  264,671RegulatorforDynamoElectricMachines……Feb。10,1882
  275,613IncandescingElectricLamp……Feb。10,1882
  401,646IncandescingElectricLamp……Feb。10,1882
  264,658RegulatorforDynamoElectricMachines……Feb。28,1882
  264,659RegulatorforDynamoElectricMachines……Feb。28,1882
  265,780RegulatorforDynamoElectricMachines……Feb。28,1882
  265,781RegulatorforDynamoElectricMachines……Feb。28,1882
  278,416ManufactureofIncandescentElectricLamps……Feb。28,1882
  379,771RegulatorforDynamoElectricMachines……Feb。28,1882
  272,034Telephone……March30,1882
  274,576TransmittingTelephone……March30,1882
  274,577Telephone……March30,1882
  264,662RegulatorforDynamoElectricMachines……May1,1882
  264,663RegulatorforDynamoElectricMachines……May1,1882
  264,665RegulatorforDynamoElectricMachines……May1,1882
  264,666RegulatorforDynamoElectricMachines……May1,1882
  268,205DynamoorMagnetoElectricMachine……May1,1882
  273,488RegulatorforDynamoElectricMachines……May1,1882
  273,492SecondaryBattery……May19,1882
  460,122ProcessofandApparatusforGeneratingElectricity……May19,1882
  466,460ElectrolyticDecomposition……May19,。1882
  264,672RegulatorforDynamoElectricMachines……May22,1882
  264,667RegulatorforDynamoElectricMachines……May22,1882
  265,786ApparatusforElectricalTransmissionofPower……May22,1882
  273,828SystemofUndergroundConductorsofElectricDistribution……May22,1882
  379,772SystemofElectricalDistribution……May22,1882
  274,292SecondaryBattery……June3,1882
  281,353DynamoorMagnetoElectricMachine……June3,1882
  287,523DynamoorMagnetoElectricMachine……June3,1882
  365,509FilamentforIncandescentElectricLamps……June31882
  446,668ElectricAreLight……June31882
  543,985IncandescentConductorforElectricLamps……June3,1882
  264,651IncandescentElectricLamps……June9,1882
  264,655IncandescingElectricLamps……June9,1882
  264,670RegulatorforDynamoElectricMachines……June9,1882
  273,489Turn-TableforElectricRailway……June9,1882
  273,490ElectroMagneticRailwaySystem……June9,1882
  401,486SystemofElectricLighting……June12,1882
  476,527SystemofElectricLighting……June12,1882
  439,390ElectricLightingSystem……June19,1882
  446,666SystemofElectricLighting……June19,1882
  464,822SystemofDistributingElectricity……June19,1882
  304,082ElectricalMeter……June24,1882
  274,296ManufactureofIncandescents……July5,1882
  264,656IncandescentElectricLamp……July7,1882
  265,782RegulatorforDynamoElectricMachinesJuly7,1882
  265,783RegulatorforDynamoElectricMachinesJuly7,1882
  265,784RegulatorforDynamoElectricMachinesJuly7,1882
  265,785DynamoElectricMachine……July7,1882
  273,494ElectricalRailroad……July7,1882
  278,418TranslatingElectricCurrentsfromHightoLowTension……July7,1882
  293,435ElectricalMeter……July7,1882
  334,853MoldforCarbonizing……July7,1882
  339,278ElectricRailway……July7,1882
  273,714MagneticElectricSignallingApparatus……Aug。5,1882
  282,287MagneticElectricSignallingApparatus……Aug。5,1882
  448,778ElectricRailway……Aug。5,1882
  439,392ElectricLightingSystem……Aug。12,1882
  271,613ManufactureofIncandescentElectricLamps……Aug。25,1882
  287,518ManufactureofIncandescentElectricLamps……Aug。25,1882
  406,825ElectricMeter……Aug。25,1882
  439,393CarbonizingChamber……Aug。25,1882
  273,487RegulatorforDynamoElectricMachinesSept。12,1882
  297,581IncandescentElectricLamp……Sept。12,1882
  395,962ManufacturingElectricLamps……Sept。16,1882
  287,525RegulatorforSystemsofElectricalDistribution——EdisonandC。L。
  Clarke……Oct。4,1882
  365,465ValveGear……Oct。5,1882
  317,631IncandescentElectricLamp……Oct。7,1882
  307,029FilamentforIncandescentLamp……Oct。9,1882
  268,206IncandescingElectricLamp……Oct。10,1882
  273,486IncandescingElectricLamp……Oct。12,1882
  274,293ElectricLamp……Oct。14,1882
  275,612ManufactureofIncandescentElectricLamps……Oct。14,1882
  430,932ManufactureofIncandescentElectricLamps……Oct。14,1882
  271,616RegulatorforDynamoElectricMachines……Oct。16,1882
  543,986ProcessforTreatingProductsDerivedfromVegetableFibres……Oct。17,1882
  543,987FilamentforIncandescentLamps……Oct。17,1882
  271,614Shafting……Oct。19,1882
  271,615GovernorforDynamoElectricMachines……Oct。19,1882
  273,491RegulatorforDrivingEnginesofElectricalGenerators……Oct。19,1882
  273,493ValveGearforElectricalGeneratorEngines……Oct。19,1882
  411,016ManufacturingCarbonFilaments……Oct。19,1882
  492,150CoatingConductorsforIncandescentLamps……Oct。19,1882
  273,485IncandescentElectricLamps……Oct。26,1882
  317,632IncandescentElectricLamps……Oct。26,1882
  317,633IncandescentElectricLamps……Oct。26,1882
  287,520IncandescingConductorforElectricLamps……Nov。3,1882
  353,783IncandescentElectricLamp……Nov。3,1882
  430,933FilamentforIncandescentLamps……Nov。3,1882
  274,294IncandescentElectricLamp……Nov。13,1882
  281,350RegulatorforDynamoElectricMachines……Nov。13,1882
  274,295IncandescentElectricLamp……Nov。14,1882
  276,233ElectricalGeneratorandMotor……Nov。14,1882
  274,290SystemofElectricalDistribution……Nov。20,1882
  274,291MoldforCarbonizer……Nov。28,1882
  278,413RegulatorforDynamoElectricMachinesNov。28,1882
  278,414RegulatorforDynamoElectricMachines……Nov。28,1882
  287,519ManufacturingIncandescingElectricLamps……Nov。28,1882
  287,524RegulatorforDynamoElectricMachines……Nov。28,1882
  438,298ManufactureofIncandescentElectricLamps……Nov。28,1882
  276,232OperatingandRegulatingElectricalGenerators……Dec。20,1882
  1883
  278,415ManufactureofIncandescentElectricLamps……Jan。13,1883
  278,417ManufactureofIncandescentElectricLamps……Jan。13,1883
  281,349RegulatorforDynamoElectricMachines……Jan。13,1883
  283,985SystemofElectricalDistribution……Jan。131883
  283,986Systemo'ElectricalDistribution……Jan。131883
  459,835ManufactureofIncandescentElectricLamps……Jan。13,1883
  13,940DesignPatent——IncandescingElectricLamp……Feb。131883
  280,727SystemofElectricalDistribution……Feb。131883
  395,123CircuitControllerforDynamoMachine。Feb。13,1883
  287,521DynamoorMagnetoElectricMachine……Feb。17,1883
  287,522MoldsforCarbonizing……Feb。17,1883
  438,299ManufactureofCarbonFilaments……Feb。17,1883
  446,669ManufactureofFilamentsforIncandescentElectricLamps……Feb。17,1883
  476,528IncandescentElectricLamp……Feb。17,1883
  281,351ElectricalGenerator……March5,1883
  283,984SystemofElectricalDistribution……March5,1883
  287,517SystemofElectricalDistribution……March14,1883
  283,983SystemofElectricalDistribution……April5,1883
  354,310ManufactureofCarbonConductors……April6,1883
  370,123ElectricMeter……April6,1883
  411,017CarbonizingFlask……April6,1883
  370,124ManufactureofFilamentforIncandescingElectricLamp……April12,1883
  287,516SystemofElectricalDistribution……May8,1883
  341,839IncandescentElectricLamp……May8,1883
  398,774IncandescentElectricLamp……May8,1883
  370,125ElectricalTransmissionofPower……June1,1883
  370,126ElectricalTransmissionofPower……June1,1883
  370,127ElectricalTransmissionofPower……June1,1883
  370,128ElectricalTransmissionofPower……June1,1883
  370,129ElectricalTransmissionofPower……June1,1883
  370,130ElectricalTransmissionofPower……June1,1883
  370,131ElectricalTransmissionofPower……June1,1883
  438,300GaugeforTestingFibresforIncandescentLampCarbons……June1,1883
  287,511ElectricRegulator……June25,1883
  287,512DynamoElectricMachine……June25,1883
  287,513DynamoElectricMachine……June25,1883
  287,514DynamoElectricMachine……June25,1883
  287,515SystemofElectricalDistribution……June25,1883
  297,582DynamoElectricMachine……June25,1883
  328,572CommutatorforDynamoElectricMachinesJune25,1883
  430,934ElectricLightingSystem……June25,1883
  438,301SystemofElectricLighting……June25,1883
  297,583DynamoElectricMachines……July27,1883
  304,083DynamoElectricMachines……July27;1883
  304,084DeviceforProtectingElectricLightSystemsfromLightning……July27,1883
  438,302CommutatorforDynamoElectricMachine……July27,1883
  476,529SystemofElectricalDistribution……July27,1883
  297,584DynamoElectricMachine……Aug。8,1883
  307,030ElectricalMeter……Aug。8,1883
  297,585IncandescingConductorforElectricLamps……Sept。14,1883
  297,586ElectricalConductor……Sept。14,1883
  435,688ProcessandApparatusforGeneratingElectricity……Sept。14,1883
  470,922ManufactureofFilamentsforIncandescentLamps……Sept。14,1883
  490,953GeneratingElectricity……Oct。9,1883
  293,432ElectricalGeneratororMotor……Oct。17,1883
  307,031ElectricalIndicator……Nov。2,1883
  337,254Telephone——EdisonandBergmann……Nov。10,1883
  297,587DynamoElectricMachine……Nov。16,1883
  298,954DynamoElectricMachine……Nov。15,1883
  298,955DynamoElectricMachine……Nov。15,1883
  304,085SystemofElectricalDistribution……Nov。15,1883
  509,517SystemofElectricalDistribution……Nov。15,1883
  425,761IncandescentLamp……Nov。20,1883
  304,086IncandescentElectricLamp……Dec。15,1883
  1884
  298,956OperatingDynamoElectricMachine……Jan。5,1884
  304,087ElectricalConductor……Jan。12,1884
  395,963IncandescentLampFilament……Jan。22,1884
  526,147PlatingOneMaterialwithAnother……Jan。22,1884
  339,279SystemofElectricalDistribution……Feb。8,1884
  314,115ChemicalStockQuotationTelegraph——
  EdisonandKenny……Feb。9,1884
  436,968MethodandApparatusforDrawingWire……June2,1884
  436,969ApparatusforDrawingWire……June2,1884
  438,303ArcLamp……June2,1884
  343,017SystemofElectricalDistribution……June27,1884
  391,595SystemofElectricLighting……July16,1884
  328,573SystemofElectricLighting……Sept。12,1884
  328,574SystemofElectricLighting……Sept。12,1884
  328,575SystemofElectricLighting……Sept。12,1884
  391,596IncandescentElectricLamp……Sept。24,1884
  438,304ElectricSignallingApparatus……Sept。24,1884
  422,577ApparatusforSpeakingTelephones——
  EdisonandGilliland……Oct。21,1884
  329,030Telephone……Dec。3,1884
  422,578TelephoneRepeater……Dec。9,1884
  422,579TelephoneRepeater……Dec。9,1884
  340,707TelephonicRepeater……Dec。9,1884
  340,708ElectricalSignallingApparatus……Dec。19,1884
  347,097ElectricalSignallingApparatus……Dec。19,1884
  478,743TelephoneRepeater……Dec。31,1884
  1885
  340,709TelephoneCircuit——EdisonandGilliland……Jan。2,1885
  378,044TelephoneTransmitter……Jan。9,1885
  348,114ElectrodeforTelephoneTransmitters。Jan。12,1885
  438,305FuseBlock……Jan。14,1885
  350,234SystemofRailwaySignalling——EdisonandGilliland……March27,1885
  486,634SystemofRailwaySignalling——EdisonandGilliland……March27,1885
  333,289Telegraphy……April27,1885
  333,290DuplexTelegraphy……April30,1885
  333,291WayStationQuadruplexTelegraph……May6,1885
  465,971MeansforTransmittingSignalsElectricallyMay14,1885
  422072Telegraphy……Oct。7,1885
  437422Telegraphy……Oct。7,1885
  422,073Telegraphy……Nov。I2,1885
  422,074Telegraphy……Nov。24,1885
  435,689Telegraphy……Nov。30,1885
  438,306Telephone-EdisonandGilliland……Dec。22,1885
  350,235RailwayTelegraphy——EdisonandGilliland……Dec。28,1885
  1886
  406,567Telephone……Jan。28,1886
  474,232SpeakingTelegraph……Feb。17,1886
  370132Telegraphy……May11,1886
  411,018ManufactureofIncandescentLamps……July15,1886
  438,307ManufactureofIncandescentElectricLamps……JulyI5,1886
  448,779Telegraph……JulyIS,1886
  411,019ManufactureofIncandescentElectricLamps……July20,1886
  406,130ManufactureofIncandescentElectricLamps……Aug。6,1886
  351,856IncandescentElectricLamp……Sept。30,1886
  454,262IncandescentLampFilaments……Oct。26,1886
  466,400Cut-OutforIncandescentLamps——EdisonandJ。F。Ott……Oct。26,1886
  484,184ManufactureofCarbonFilaments……Oct。26,1886
  490,954ManufactureofCarbonFilamentsforElectricLamps……Nov。2,1886
  438,308SystemofElectricalDistribution……Nov。9,1886
  524,378SystemofElectricalDistribution……Nov。9,1886
  365,978SystemofElectricalDistribution……Nov。22,1886
  369439SystemofElectricalDistribution……Nov。22,1886
  384830RailwaySignalling——EdisonandGillilandNov。24,1886
  379,944CommutatorforDynamoElectricMachinesNov。26,1886
  411,020ManufactureofCarbonFilaments……Nov。26,1886
  485,616ManufactureofCarbonFilaments……Dec6,1886
  485,615ManufactureofCarbonFilaments……Dec6,1886
  525,007ManufactureofCarbonFilaments……Dec。6,1886
  369,441SystemofElectricalDistribution……Dec。10,1886
  369,442SystemofElectricalDistribution……Dec。16,1886
  369,443SystemofElectricalDistribution……Dec。16,1886
  484,185ManufactureofCarbonFilaments……Dec。20,1886
  534,207ManufactureofCarbonFilaments……Dec。20,1886
  373,584DynamoElectricMachine……Dec。21,1886
  1887
  468,949ConverterSystemforElectricRailways……Feb。7,1887
  380,100PyromagneticMotor……May24,1887
  476,983PyromagneticGenerator……May241887
  476,530IncandescentElectricLamp……June1,1887
  377,518MagneticSeparator……June30,1887
  470,923RailwaySignalling……Aug。9,1887
  545,405SystemofElectricalDistribution……Aug。26,1887
  380,101SystemofElectricalDistribution……Sept。131887
  380,102SystemofElectricalDistribution……Sept。141887
  470,924ElectricConductor……Sept。26,1887
  563,462MethodofandApparatusforDrawingWire……Oct。17,1887
  385,173SystemofElectricalDistribution……Nov。5,1887
  506,215MakingPlateGlass……Nov。9,1887
  382,414BurnishingAttachmentsforPhonographsNov。22,1887
  386,974Phonograph……Nov。22,1887
  430,570PhonogramBlank……Nov。22,1887
  382,416FeedandReturnMechanismforPhonographsNov。29,1887
  382,415SystemofElectricalDistribution……Dec。4,1887
  382,462PhonogramBlanks……Dec。5,1887
  1888
  484,582DuplicatingPhonograms……Jan。17,1888
  434,586ElectricGenerator……Jan。21,1888
  434,587ThermoElectricBattery……Jan。21,1888
  382,417MakingPhonogramBlanks……Jan。30,1888
  389,369IncandescingElectricLamp……Feb。2,1888
  382,418PhonogramBlank……Feb。20,1888
  390,462MakingCarbonFilaments……Feb。20,1888
  394,105PhonographRecorder……Feb。20,1888
  394,106PhonographReproducer……Feb。20,1888
  382,419DuplicatingPhonograms……March3,1888
  425,762Cut-OutforIncandescentLamps……March3,1888
  396,356MagneticSeparator……March19,1888
  393,462MakingPhonogramBlanks……April28,1888
  393,463MachineforMakingPhonogramBlanks。April28,1888
  393,464MachineforMakingPhonogramBlanks。April28,1888
  534,208InductionConverter……May7,1888
  476,991MethodofandApparatusforSeparatingOres……May9,1888
  400,646PhonographRecorderandReproducer……May22,1888
  488,190PhonographReproducer……May22,1888
  488,189Phonograph……May26,1888
  470,925ManufactureofFilamentsforIncandescentElectricLamps……June21,1888
  393,465PreparingPhonographRecordingSurfacesJune30,1888
  400,647Phonograph……June30,1888
  448,780DeviceforTurningOffPhonogramBlanksJune30,1888
  393,466PhonographRecorder……July14,1888
  393,966RecordingandReproducingSounds……July14,1888
  393,967RecordingandReproducingSounds……July14,1888
  430,274PhonogramBlank……July14,1888
  437,423Phonograph……July14,1888
  450,740PhonographRecorder……July14,1888
  485,617IncandescentLampFilament……July14,1888
  448,781Turning-OffDeviceforPhonographs……July16,1888
  400,648PhonogramBlank……July27,1888
  499,879Phonograph……July27,1888
  397,705WindingFieldMagnets……Aug。31,1888
  435,690MakingArmaturesforDynamoElectricMachines……Aug。31,1888
  430,275MagneticSeparator……Sept。12,1888
  474,591ExtractingGoldfromSulphideOres。Sept。12,1888
  397,280PhonographRecorderandReproducer。Sept。19,1888
  397,706Phonograph……Sept。29,1888
  400,649MakingPhonogramBlanks……Sept。29,1888
  400,650MakingPhonogramBlanks……Oct。15,1888
  406,568Phonograph……Oct。15,1888
  437,424Phonograph……Oct。15,1888
  393,968PhonographRecorder……Oct。31,1888
  1889
  406,569PhonogramBlank……Jan。10,1889
  488,191PhonogramBlank……Jan。10,1889
  430,276Phonograph……Jan。12,1889
  406,570Phonograph……Feb。1,1889
  406,571TreatingPhonogramBlanks……Feb。1,1889
  406,572AutomaticDeterminingDeviceforPhonographs……Feb。1,1889
  406,573AutomaticDeterminingDeviceforPhonographs……Feb。1,1889
  406,574AutomaticDeterminingDeviceforPhonographs……Feb。1,1889
  406,575AutomaticDeterminingDeviceforPhonographs……Feb。1,1889
  406,576PhonogramBlank……Feb。1,1889
  430,277AutomaticDeterminingDeviceforPhonographs……Feb。1,1889
  437,425PhonographRecorder……Feb。1,1889
  414,759PhonogramBlanks……March22,1889
  414,760Phonograph……March22,1889
  462,540IncandescentElectricLamps……March22,1889
  430,278Phonograph……April8,1889
  438,309InsulatingElectricalConductors……April25,1889
  423,039PhonographDollorOtherToys……June15,1889
  426,527AutomaticDeterminingDeviceforPhonographs……June15,1889
  430,279VoltaicBattery……June15,1889
  506,216ApparatusforMakingGlass……June29,1889
  414,761PhonogramBlanks……July16,1889
  430,280MagneticSeparator……July20,1889
  437,426Phonograph……July20,1889
  465,972Phonograph……Nov。14,1889
  443,507Phonograph……Dec。111889
  513,095Phonograph……Dec。111889
  1890
  434,588MagneticOreSeparator——EdisonandW。K。L。Dickson……Jan。16,1890
  437,427MakingPhonogramBlanks……Feb。8,1890
  465,250ExtractingCopperPyrites……Feb。8,1890
  434,589PropellingMechanismforElectricVehiclesFeb。14,1890
  438,310LampBase……April25,1890
  437,428PropellingDeviceforElectricCars。April29,1890
  437,429PhonogramBlank……April29,1890
  454,941PhonographRecorderandReproducer……May6,1890
  436,127ElectricMotor……May17,1890
  484,583PhonographCuttingTool……May24,1890
  484,584PhonographReproducer……May24,1890
  436,970ApparatusforTransmittingPower……June2,1890
  453,741Phonograph……July5,1890
  454,942Phonograph……July5,1890
  456,301PhonographDoll……July5,1890
  484,585Phonograph……July5,1890
  456,302Phonograph……Aug。4,1890
  476,984ExpansiblePulley……Aug。9,1890
  493,858TransmissionofPower……Aug。9,1890
  457,343MagneticBelting……Sept。6,1890
  444,530Leading-inWiresforIncandescentElectricLampsreissuedOctober10,1905,No。12,393……Sept。12,1890
  534209IncandescentElectricLamp……Sept。13,1890
  476985TrolleyforElectricRailways……Oct。27,1890
  500,280Phonograph……Oct。27,1890
  541,923Phonograph……Oct。27,1890
  457,344SmoothingToolforPhonogramBlanks……Nov。17,1890
  460,123PhonogramBlankCarrier……Nov。17,1890
  500,281Phonograph……Nov。17,1890
  541,924Phonograph……Nov。17,1890
  500,282Phonograph……Dec。1,1890
  575,151Phonograph……Dec。1,1890
  605,667Phonograph……Dec。1,1890
  610,706Phonograph……Dec。1,1890
  622,843Phonograph……Dec。1,1890
  609,268Phonograph……Dec。6,1890
  493,425ElectricLocomotive……Dec。20,1890
  1891
  476,992IncandescentElectricLamp……Jan。20,1891
  470,926DynamoElectricMachineorMotor……Feb。4,1891
  496,191Phonograph……Feb。4,1891
  476,986MeansforPropellingElectricCars……Feb。24,1891
  476,987ElectricLocomotive……Feb。24,1891
  465,973ArmaturesforDynamosorMotors……March4,1891
  470,927DrivingMechanismforCars……March4,1891
  465,970ArmatureConnectionforMotorsorGenerators……March20,1891
  468,950CommutatorBrushforElectricMotorsandDynamos……March20,1891
  475,491ElectricLocomotive……June3,1891
  475,492ElectricLocomotive……June3,1891
  475,493ElectricLocomotive……June3,1891
  475,494ElectricRailway……June3,1891
  463,251BrickingFineOres……July31,1891
  470,928AlternatingCurrentGenerator……July31,1891
  476,988LightningArrester……July31,1891
  476,989ConductorforElectricRailways……July31,1891
  476,990ElectricMeter……July31,1891
  476,993ElectricArc……July31,1891
  484,183ElectricalDepositingMeter……July31,1891
  485,840BrickingFineIronOres……July31,1891
  493,426ApparatusforExhibitingPhotographsofMovingObjects……July31,1891
  509,518ElectricRailway……July31,1891
  589,168KinetographicCamerareissuedSeptember30,1902,numbered12,037
  and12,038,andJanuary12,1904,numbered12,192……July31,1891
  470,929MagneticSeparator……Aug。28,1891
  471,268OreConveyorandMethodofArrangingOreThereon……Aug。28,1891
  472,288Dust-ProofBearingsforShafts……Aug。28,1891
  472,752Dust-ProofJournalBearings……Aug。28,1891
  472,753Ore-ScreeningApparatus……Aug。28,1891
  474,592Ore-ConveyingApparatus……Aug。28,1891
  474,593Dust-ProofSwivelShaftBearing……Aug。28,1891
  498,385RollersforOre-CrushingorOtherMaterial……Aug。28,1891
  470,930DynamoElectricMachine……Oct8,1891
  476,532Ore-ScreeningApparatus……Oct8,1891
  491,992Cut-OutforIncandescentElectricLampsNov。10,1891
  1892
  491,993StopDevice……April51892
  564,423SeparatingOres……June2;,1892
  485,842MagneticOreSeparation……July9,1892
  485,841MechanicallySeparatingOres……July9,1892
  513,096MethodofandApparatusforMixingMaterials……Aug。24,1892
  1893
  509,428CompositionBrickandMakingSame……March15,1893
  513,097Phonograph……May22,1893
  567,187CrushingRolls……Dec。13,1893
  602064Conveyor……Dec。13,1893
  534206FilamentforIncandescentLamps……Dec。15,1893
  1896
  865,367FluorescentElectricLamp……May16,1896
  1897
  604。740GovernorforMotors……Jan。25,1897
  607,588Phonograph……Jan。25,1897
  637,327Rolls……May14,1897
  672,616BreakingRock……May14,1897
  675,056MagneticSeparator……May14,1897
  676,618MagneticSeparator……May14,1897
  605,475DryingApparatus……June10,1897
  605,668Mixer……June10,1897
  667,201FlightConveyor……June10,1897
  671,314LubricatingJournalBearings……June10,1897
  671,315Conveyor……June10,1897
  675,057ScreeningPulverizedMaterial……June10,1897
  1898
  713,209DuplicatingPhonograms……Feb。21,1898
  703,774ReproducerforPhonographs……March21,1898
  626,460FilamentforIncandescentLampsandManufacturingSame……March29,1898
  648,933Dryer……April11,1898
  661,238MachineforFormingPulverizedMaterialinBriquettes……April11,1898
  674,057CrushingRolls……April11,1898
  703,562ApparatusforBrickingPulverizedMaterialApril11,1898
  704,010ApparatusforConcentratingMagneticIronOres……April11,1898
  659,389ElectricMeter……Sept。19,1898
  1899
  648,934ScreeningorSizingVeryFineMaterialsFeb。6,1899
  663,015ElectricMeter……Feb。6,1899
  688,610PhonographicRecordingApparatus……Feb。10,1899
  643,764ReheatingCompressedAirforIndustrialPurposes……Feb。24,1899
  660,293ElectricMeter……March23,1899
  641,281ExpandingPulley——EdisonandJohnson。March28,1899
  727,116GrindingRolls……June15,1899
  652,457PhonographreissuedSeptember25,1900,numbered11,857……Sept。12,1899
  648,935ApparatusforDuplicatingPhonographRecords……Oct。27,1899
  685,911ApparatusforReheatingCompressedAirforIndustrialPurposes……Nov。24,1899
  657,922ApparatusforReheatingCompressedAirforIndustrialPurposes……Dec。9,1899
  1900
  676,840MagneticSeparatingApparatus……Jan。3,1900
  660,845ApparatusforSampling,Averaging,Mixing,andStoringMaterialsinBulkJan。9,1900
  662,063ProcessofSampling,Averaging,Mixing,andStoringMaterialsinBulk……Jan。9,1900
  679,500ApparatusforScreeningFineMaterialsJan。24,1900
  671,316ApparatusforScreeningFineMaterialsFeb。23,1900
  671,317ApparatusforScreeningFineMaterialsMarch28,1900
  759,356BurningPortlandCementClinker,etcApril10,1900
  759,357ApparatusforBurningPortlandCementClinker,etc……April101900
  655,480PhonographicReproducingDevice……April301900
  657,527MakingMetallicPhonographRecords。April30,1900
  667,202DuplicatingPhonographRecords……April30,1900
  667,662DuplicatingPhonographRecords……April30,1900
  713,863CoatingPhonographRecords……MayIS,1900
  676,841MagneticSeparatingApparatus……June111900
  759,358MagneticSeparatingApparatus……June111900
  680,520PhonographRecords……July23,1900
  672,617ApparatusforBreakingRock……Aug。1,1900
  676,225PhonographicRecordingApparatus……Aug。10,1900
  703,051ElectricMeter……Sept。28,1900
  684,204ReversibleGalvanicBattery……Oct。IS1900
  871,214ReversibleGalvanicBattery……Oct。IS1900
  704,303ReversibleGalvanicBattery……Dec。22,1900
  1901
  700,136ReversibleGalvanicBattery……Feb。181901
  700,137ReversibleGalvanicBattery……Feb。231901
  704,304ReversibleGalvanicBattery……Feb。23,1901
  704,305ReversibleGalvanicBattery……May10,1901
  678,722ReversibleGalvanicBattery……June17,1901
  684,205ReversibleGalvanicBattery……June17,1901
  692,507ReversibleGalvanicBattery……June17,1901
  701,804ReversibleGalvanicBattery……June17,1901
  704,306ReversibleGalvanicBattery……June17,1901
  705,829ReproducerforSoundRecords……Oct。24,1901
  831,606SoundRecordingApparatus……Oct。24,1901
  827,089CalciningFurnaces……Dec。24,1901
  1902
  734,522ProcessofNickel-Plating……Feb。11,1902
  727,117ReversibleGalvanicBattery……Sept。29,1902
  727,118ManufacturingElectrolyticallyActiveFinelyDividedIron……Oct。13,1902
  721,682ReversibleGalvanicBattery……Nov。13,1902
  721,870FunnelforFillingStorageBatteryJarsNov。13,1902
  723,449ElectrodeforStorageBatteries……Nov。13,1902
  723,450ReversibleGalvanicBattery……Nov。13,1902
  754,755CompressingDies……Nov。13,1902
  754,858StorageBatteryTray……Nov。13,1902
  754,859ReversibleGalvanicBattery……Nov。13,1902
  764,183SeparatingMechanicallyEntrainedGlobulesfromGases……Nov。13,1902
  802,631ApparatusforBurningPortlandCementClinker……Nov。13,1902
  852,424SecondaryBatteries……Nov。13,1902
  722,502HandlingCableDrawnCarsonInclines。Dec。18,1902
  724,089OperatingMotorsinDustLadenAtmospheres……Dec。18,1902
  750,102ElectricalAutomobile……Dec。18,1902
  758,432StockHouseConveyor……Dec。18,1902
  873,219FeedRegulatorsforGrindingMachines。Dec。18,1902
  832,046AutomaticWeighingandMixingApparatusDec。18,1902
  1903
  772,647PhotographicFilmforMovingPictureMachine……Jan。13,1903
  841,677ApparatusforSeparatingandGrindingFineMaterials……Jan。22,1903
  790,351DuplicatingPhonographRecords……Jan。30。1903
  831,269StorageBatteryElectrodePlate……Jan。30,1903
  775,965DrySeparator……April27,1903
  754,756ProcessofTreatingOresfromMagneticGangue……May25,1903
  775,600RotaryCementKilns……July20,1903
  767,216ApparatusforVacuouslyDepositingMetals……July301903
  796,629LampGuard……July301903
  772,648VehicleWheel……Aug。25,1903
  850,912MakingArticlesbyElectro-Plating……Oct3,1903
  857,041CanorReceptacleforStorageBatteries。Oct3,1903
  766,815PrimaryBattery……Nov。16,1903
  943,664SoundRecordingApparatus……Nov。16,1903
  873,220ReversibleGalvanicBattery……Nov。20,1903
  898,633FillingApparatusforStorageBatteryJars……Dec。8,1903
  1904
  767,554RenderingStorageBatteryGasesNon-
  Explosive……June8,1904
  861,241PortlandCementandManufacturingSameJune20,1904
  800,800PhonographRecordsandMakingSame……June24,1904
  821,622CleaningMetallicSurfaces……June24,1904
  879,612AlkalineStorageBatteries……June24,1904
  880,484ProcessofProducingVeryThinSheetMetal……June24,1904
  827,297AlkalineBatteries……July12,1904
  797,845SheetMetalforPerforatedPocketsofStorageBatteries……July12,1904
  847,746ElectricalWeldingApparatus……July12,1904
  821,032StorageBattery……Aug10,1904
  861,242CanorReceptacleforStorageBattery。Aug10,1904
  970,615MethodsandApparatusforMakingSoundRecords……Aug。23,1904
  817,162TreatingAlkalineStorageBatteries。Sept。26,1904
  948,542MethodofTreatingCansofAlkalineStorageBatteries……Sept。28,1904
  813,490CementKiln……Oct29,1904
  821,625TreatingAlkalineStorageBatteries……Oct29,1904
  821,623StorageBatteryFillingApparatus……Nov。1,1904
  821,624GasSeparatorforStorageBattery……Oct。29,1904
  1905
  879,859ApparatusforProducingVeryThin-
  SheetMetal……Feb。16,1905
  804,799ApparatusforPerforatingSheetMetalMarch17,1905
  870,024ApparatusforProducingPerforatedStrips……March23,1905
  882,144SecondaryBatteryElectrodes……March29,1905
  821,626ProcessofMakingMetallicFilmsorFlakes……March29,1905
  821,627MakingMetallicFlakesorScales……March29,1905
  827,717MakingCompositeMetal……March29,1905
  839,371CoatingActiveMaterialwithFlake-likeConductingMaterial……March29,1905
  854,200MakingStorageBatteryElectrodes……March29,1905
  857,929StorageBatteryElectrodes……March29,1905
  860,195StorageBatteryElectrodes……April26,1905
  862,145ProcessofMakingSeamlessTubularPocketsorReceptaclesforStorageBatteryElectrodes……April26,1905
  839,372PhonographRecordsorBlanks……April28,1905
  813,491PocketFillingMachine……May15,1905
  821,628MakingConductingFilms……May20,1905
  943,663HornsforTalkingMachines……May20,1905
  950226PhonographRecordingApparatus……May20,1905
  785297GasSeparatorforStorageBatteries……July18,1905
  950,227ApparatusforMakingMetallicFilmsorFlakes……Oct。10,1905
  936,433TubeFillingandTampingMachine……Oct。12,1905
  967,178TubeFormingMachines——EdisonandJohnF。Ott……Oct。16,1905
  880,978ElectrodeElementsforStorageBatteries……Oct。31,1905
  880,979MethodofMakingStorageBatteryElectrodes……Oct。31,1905
  850,913SecondaryBatteries……Dec。6,1905
  914,342StorageBattery……Dec。6,1905
  1906
  858,862PrimaryandSecondaryBatteries……Jan。9,1906
  850,881CompositeMetal……Jan。19,1906
  964,096ProcessesofElectro-Plating……Feb。24,1906
  914,372MakingThinMetallicFlakes……July13,1906
  962,822CrushingRolls……Sept。4,1906
  923,633ShaftCoupling……Sept。11,1906
  962,823CrushingRolls……Sept。11,1906
  930,946ApparatusforBurningPortlandCement。Oct。22,1906
  898404MakingArticlesbyElectro-Plating……Nov。2,1906
  930,948ApparatusforBurningPortlandCement。Nov。16,1906
  930,949ApparatusforBurningPortlandCement。Nov。261906
  890,625ApparatusforGrindingCoal……Nov,331906
  948,558StorageBatteryElectrodes……Nov。28,1906
  964,221SoundRecords……Dec。28,1906
  1907
  865,688MakingMetallicFilmsorFlakes……Jan。11,1907
  936,267FeedMechanismforPhonographsandOtherMachines……Jan。11,1907
  936,525MakingMetallicFilmsorFlakes……Jan。17,1907
  865,687MakingNickelFilms……Jan。18,1907
  939,817CementKiln……Feb。8,1907
  855,562DiaphragmforTalkingMachines……Feb。23,1907
  939,992PhonographicRecordingandReproducingMachine……Feb。25,1907
  941,630ProcessandApparatusforArtificiallyAgingorSeasoningPortlandCement……Feb。25,1907
  876,445ElectrolyteforAlkalineStorageBatteriesMay8,1907
  914,343MakingStorageBatteryElectrodes……May15,1907
  861,819DischargingApparatusforBeltConveyorsJune11,1907
  954,789SprocketChainDrives……June11,1907
  909,877Telegraphy……June18,1907
  1908
  896,811MetallicFilmforUsewithStorageBatteriesandProcess……Feb。4,1908
  940,635ElectrodeElementforStorageBatteriesFeb。4,1908
  909,167Water-ProofingPaintforPortlandCementBuildings……Feb。4,1908
  896,812StorageBatteries……March13,1908
  944,481ProcessesandApparatusforArtificiallyAgingorSeasoningPortlandCement。March13,1908
  947,806Automobiles……March13,-1908
  909,168Water-ProofingFibresandFabrics……May27,1908
  909,169Water-ProofingPaintforPortlandCementStructures……May27,1908
  970,616FlyingMachines……Aug。20,1908
  1909
  930,947GasPurifier……Feb。15,1909
  40,527DesignPatentforPhonographCabinet。Sept。13,1909
  FOREIGNPATENTS
  InadditiontotheUnitedStatespatentsissuedtoEdison,asaboveenumerated,therehavebeengrantedtohimuptoOc-
  tober,1910byforeigngovernments1239patents,asfollows:
  Argentine……1
  Australia……6
  Austria……101
  Belgium……88
  Brazil……1
  Canada……129
  CapeofGoodHope……5
  Ceylon……4
  Cuba……12
  Denmark……9
  France……111
  Germany……130
  GreatBritain……131
  Hungary……30
  India……44
  Italy……83
  Japan……5
  Mexico……14
  Natal……5
  NewSouthWales……38
  NewZealand……31
  Norway……16
  OrangeFreeState……2
  Portugal……10
  Queensland……29
  Russia……17
  SouthAfricanRepublic……4
  SouthAustralia……1
  Spain……54
  Sweden……61
  Switzerland……13
  Tasmania……8
  Victoria……42
  WestAustralia……4——
  TotalofEdison'sForeignPatents……1239
  End