Edison, His Life and Inventions [368]
. . . .Aug. 16, 1877 420,594 Quadruplex Telegraph . . . . . . . . .Aug. 16, 1877 492,789 Speaking Telegraph . . . . . . . . . .Aug. 31, 1877 203,013 Speaking Telegraph . . . . . . . . . . Dec. 8, 1877 203 018 Telephone or Speaking Telegraph. . . . Dec. 8, 1877 200 521 Phonograph or Speaking Machine . . . .Dec. 15, 1877
1878
203,019 Circuit for Acoustic or Telephonic Telegraphs . . . . . . . . . . . . . .Feb. 13, 1878 201,760 Speaking Machines. . . . . . . . . . .Feb. 28, 1878 203,016 Speaking Machines. . . . . . . . . . .Feb. 28, 1878 203,017 Telephone Call Signals . . . . . . . .Feb. 28, 1878 214,636 Electric Lights. . . . . . . . . . . . Oct. 5, 1878 222,390 Carbon Telephones. . . . . . . . . . . Nov. 8, 1878 217,782 Duplex Telegraphs. . . . . . . . . . .Nov. 11, 1878 214,637 Thermal Regulator for Electric Lights.Nov. 14, 1878 210,767 Vocal Engines. . . . . . . . . . . . .Aug. 31, 1878 218,166 Magneto Electric Machines. . . . . . . Dec. 3, 1878 218,866 Electric Lighting Apparatus. . . . . . Dec. 3, 1878 219,628 Electric Lights. . . . . . . . . . . . Dec. 3, 1878 295,990 Typewriter . . . . . . . . . . . . . . Dec. 4, 1878 218,167 Electric Lights. . . . . . . . . . . .Dec. 31, 1878
1879
224,329 Electric Lighting Apparatus. . . . . .Jan. 23, 1879 227,229 Electric Lights. . . . . . . . . . . .Jan. 28, 1879 227,227 Electric Lights. . . . . . . . . . . . Feb. 6, 1879 224.665 Autographic Stencils for Printing. . March 10, 1879 227.679 Phonograph . . . . . . . . . . . . . March 19, 1879 221,957 Telephone. . . . . . . . . . . . . . March 24, 1879 227,229 Electric Lights. . . . . . . . . . . April 12, 1879 264,643 Magneto Electric Machines. . . . . . April 21, 1879 219,393 Dynamo Electric Machines . . . . . . . July 7, 1879 231,704 Electro Chemical Receiving Telephone .July 17, 1879 266,022 Telephone. . . . . . . . . . . . . . . Aug. 1, 1879 252,442 Telephone. . . . . . . . . . . . . . . Aug. 4, 1879 222,881 Magneto Electric Machines. . . . . . .Sept. 4, 1879 223,898 Electric Lamp. . . . . . . . . . . . . Nov. 1, 1879
1880
230,255 Electric Lamps . . . . . . . . . . . .Jan. 28, 1880 248,425 Apparatus for Producing High Vacuums Jan.28 1880 265,311 Electric Lamp and Holder for Same. . . Jan. 28 1880 369,280 System of Electrical Distribution. . .Jan. 28, 1880 227,226 Safety Conductor for Electric Lights .March 10,1880 228,617 Brake for Electro Magnetic Motors. . March 10, 1880 251,545 Electric Meter . . . . . . . . . . . March 10, 1880 525,888 Manufacture of Carbons for Electric Lamps. . . . . . . . . . . . . . . . March 10, 1880 264,649 Dynamo or Magneto Electric Machines. March 11, 1880 228,329 Magnetic Ore Separator . . . . . . . .April 3, 1880 238,868 Manufacture of Carbons for Incandescent Electric Lamps . . . . . . . . . . . April 25, 1880 237,732 Electric Light . . . . . . . . . . . .June 15, 1880 248,417 Manufacturing Carbons for Electric Lights . . . . . . . . . . . . . . . .June 15, 1880 298,679 Treating Carbons for Electric Lights .June 15, 1880 248,430 Electro Magnetic Brake . . . . . . . . July 2, 1880 265,778 Electro Magnetic Railway Engine. . . . July 3, 1880 248,432 Magnetic Separator . . . . . . . . . .July 26, 1880 239,150 Electric Lamp. . . . . . . . . . . . .July 27, 1880 239,372 Testing Electric Light Carbons--Edison and Batchelor. . . . . . . . . . . . .July 28, 1880 251,540 Carbon Electric Lamps. . . . . . . . .July 28, 1880 263,139 Manufacture of Carbons for Electric Lamps. . . . . . . . . . . . . . . . .July 28, 1880 434,585 Telegraph Relay. . . . . . . . . . . .July 29, 1880 248 423 Carbonizer . . . . . . . . . . . . . .July 30, 1880 263 140 Dynamo Electric Machines . . . . . . .July 30, 1880 248,434 Governor for Electric Engines. . . . .July 31, 1880 239,147 System of Electric Lighting.
1878
203,019 Circuit for Acoustic or Telephonic Telegraphs . . . . . . . . . . . . . .Feb. 13, 1878 201,760 Speaking Machines. . . . . . . . . . .Feb. 28, 1878 203,016 Speaking Machines. . . . . . . . . . .Feb. 28, 1878 203,017 Telephone Call Signals . . . . . . . .Feb. 28, 1878 214,636 Electric Lights. . . . . . . . . . . . Oct. 5, 1878 222,390 Carbon Telephones. . . . . . . . . . . Nov. 8, 1878 217,782 Duplex Telegraphs. . . . . . . . . . .Nov. 11, 1878 214,637 Thermal Regulator for Electric Lights.Nov. 14, 1878 210,767 Vocal Engines. . . . . . . . . . . . .Aug. 31, 1878 218,166 Magneto Electric Machines. . . . . . . Dec. 3, 1878 218,866 Electric Lighting Apparatus. . . . . . Dec. 3, 1878 219,628 Electric Lights. . . . . . . . . . . . Dec. 3, 1878 295,990 Typewriter . . . . . . . . . . . . . . Dec. 4, 1878 218,167 Electric Lights. . . . . . . . . . . .Dec. 31, 1878
1879
224,329 Electric Lighting Apparatus. . . . . .Jan. 23, 1879 227,229 Electric Lights. . . . . . . . . . . .Jan. 28, 1879 227,227 Electric Lights. . . . . . . . . . . . Feb. 6, 1879 224.665 Autographic Stencils for Printing. . March 10, 1879 227.679 Phonograph . . . . . . . . . . . . . March 19, 1879 221,957 Telephone. . . . . . . . . . . . . . March 24, 1879 227,229 Electric Lights. . . . . . . . . . . April 12, 1879 264,643 Magneto Electric Machines. . . . . . April 21, 1879 219,393 Dynamo Electric Machines . . . . . . . July 7, 1879 231,704 Electro Chemical Receiving Telephone .July 17, 1879 266,022 Telephone. . . . . . . . . . . . . . . Aug. 1, 1879 252,442 Telephone. . . . . . . . . . . . . . . Aug. 4, 1879 222,881 Magneto Electric Machines. . . . . . .Sept. 4, 1879 223,898 Electric Lamp. . . . . . . . . . . . . Nov. 1, 1879
1880
230,255 Electric Lamps . . . . . . . . . . . .Jan. 28, 1880 248,425 Apparatus for Producing High Vacuums Jan.28 1880 265,311 Electric Lamp and Holder for Same. . . Jan. 28 1880 369,280 System of Electrical Distribution. . .Jan. 28, 1880 227,226 Safety Conductor for Electric Lights .March 10,1880 228,617 Brake for Electro Magnetic Motors. . March 10, 1880 251,545 Electric Meter . . . . . . . . . . . March 10, 1880 525,888 Manufacture of Carbons for Electric Lamps. . . . . . . . . . . . . . . . March 10, 1880 264,649 Dynamo or Magneto Electric Machines. March 11, 1880 228,329 Magnetic Ore Separator . . . . . . . .April 3, 1880 238,868 Manufacture of Carbons for Incandescent Electric Lamps . . . . . . . . . . . April 25, 1880 237,732 Electric Light . . . . . . . . . . . .June 15, 1880 248,417 Manufacturing Carbons for Electric Lights . . . . . . . . . . . . . . . .June 15, 1880 298,679 Treating Carbons for Electric Lights .June 15, 1880 248,430 Electro Magnetic Brake . . . . . . . . July 2, 1880 265,778 Electro Magnetic Railway Engine. . . . July 3, 1880 248,432 Magnetic Separator . . . . . . . . . .July 26, 1880 239,150 Electric Lamp. . . . . . . . . . . . .July 27, 1880 239,372 Testing Electric Light Carbons--Edison and Batchelor. . . . . . . . . . . . .July 28, 1880 251,540 Carbon Electric Lamps. . . . . . . . .July 28, 1880 263,139 Manufacture of Carbons for Electric Lamps. . . . . . . . . . . . . . . . .July 28, 1880 434,585 Telegraph Relay. . . . . . . . . . . .July 29, 1880 248 423 Carbonizer . . . . . . . . . . . . . .July 30, 1880 263 140 Dynamo Electric Machines . . . . . . .July 30, 1880 248,434 Governor for Electric Engines. . . . .July 31, 1880 239,147 System of Electric Lighting.