• Choose a category
• All
• Classic-Fiction

By Root 7632 0

. . . . .July 31, 1880 264,642 Electric Distribution and Translation System . . . . . . . . . . . . . . . . Aug. 4, 1880 293,433 Insulation of Railroad Tracks used for Electric Circuits. . . . . . . . . . . Aug. 6, 1880 239,373 Electric Lamp. . . . . . . . . . . . . Aug. 7, 1880 239,745 Electric Lamp. . . . . . . . . . . . . Aug. 7, 1880 263,135 Electric Lamp. . . . . . . . . . . . . Aug. 7, 1880 251,546 Electric Lamp. . . . . . . . . . . . .Aug. 10, 1880 239,153 Electric Lamp. . . . . . . . . . . . .Aug. 11, 1880 351,855 Electric Lamp. . . . . . . . . . . . .Aug. 11, 1880 248,435 Utilizing Electricity as Motive Power.Aug. 12, 1880 263,132 Electro Magnetic Roller. . . . . . . .Aug. 14, 1880 264,645 System of Conductors for the Distribution of Electricity . . . . . . . . . . . .Sept. 1, 1880 240,678 Webermeter . . . . . . . . . . . . . Sept. 22, 1880 239,152 System of Electric Lighting. . . . . .Oct. 14, 1880 239,148 Treating Carbons for Electric Lights .Oct. 15, 1880 238,098 Magneto Signalling Apparatus--Edison and Johnson. . . . . . . . . . . . . .Oct. 21, 1880 242,900 Manufacturing Carbons for Electric Lamps. . . . . . . . . . . . . . . . .Oct. 21, 1880 251,556 Regulator for Magneto or Dynamo Electric Machines. . . . . . . . . . .Oct. 21, 1880 248,426 Apparatus for Treating Carbons for Electric Lamps . . . . . . . . . . . . Nov. 5, 1880 239,151 Forming Enlarged Ends on Carbon Filaments. . . . . . . . . . . . . . .Nov. 19, 1880 12,631 Design Patent--Incandescent Electric Lamp . . . . . . . . . . . . . . . . .Nov. 23, 1880 239,149 Incandescing Electric Lamp . . . . . . Dec. 3, 1880 242,896 Incandescent Electric Lamp . . . . . . Dec. 3, 1880 242,897 Incandescent Electric Lamp . . . . . . Dec. 3, 1880 248,565 Webermeter . . . . . . . . . . . . . . Dec. 3, 1880 263,878 Electric Lamp. . . . . . . . . . . . . Dec. 3, 1880 239,154 Relay for Telegraphs . . . . . . . . .Dec. 11, 1880 242,898 Dynamo Electric Machine. . . . . . . .Dec. 11, 1880 248,431 Preserving Fruit . . . . . . . . . . .Dec. 11, 1880 265,777 Treating Carbons for Electric Lamps. .Dec. 11, 1880 239,374 Regulating the Generation of Electric Currents . . . . . . . . . . . . . . .Dec. 16, 1880 248,428 Manufacture of Incandescent Electric Lamps. . . . . . . . . . . . . . . . .Dec. 16, 1880 248,427 Apparatus for Treating Carbons for Electric Lamps . . . . . . . . . . . .Dec. 21, 1880 248,437 Apparatus for Treating Carbons for Electric Lamps . . . . . . . . . . . .Dec. 21, 1880 248,416 Manufacture of Carbons for Electric Lights . . . . . . . . . . . . . . . .Dec. 30, 1880

1881

242,899 Electric Lighting. . . . . . . . . . .Jan. 19, 1881 248,418 Electric Lamp. . . . . . . . . . . . . Jan. 19 1881 248,433 Vacuum Apparatus . . . . . . . . . . . Jan. 19 1881 251,548 Incandescent Electric Lamps. . . . . .Jan. 19, 1881 406,824 Electric Meter . . . . . . . . . . . .Jan. 19, 1881 248,422 System of Electric Lighting. . . . . .Jan. 20, 1881 431,018 Dynamo or Magneto Electric Machine . . Feb. 3, 1881 242,901 Electric Motor . . . . . . . . . . . .Feb. 24, 1881 248,429 Electric Motor . . . . . . . . . . . .Feb. 24, 1881 248,421 Current Regulator for Dynamo Electric Machine. . . . . . . . . . . . . . . .Feb. 25, 1881 251,550 Magneto or Dynamo Electric Machines. .Feb. 26, 1881 251,555 Regulator for Dynamo Electric Machines . . . . . . . . . . . . . . .Feb. 26, 1881 482,549 Means for Controlling Electric Generation . . . . . . . . . . . . . .March 2, 1881 248,420 Fixture and Attachment for Electric Lamps. . . . . . . . . . . . . . . . .March 7, 1881 251,553 Electric Chandeliers . . . . . . . . .March 7, 1881 251,554 Electric Lamp and Socket or Holder . .March 7, 1881 248,424