. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . T/uyesiZ&r: 7 United States Patent Office. THOMAS A. EDISON, OF MENXO PARK, NEW JERSEY, ASSIGNOR TO THEEDISON ELECTRIC LIGHT COMPANY, OF NEW YORK, N. Y. MANUFACTURE OF CARBONS FOR ELECTRIC LAMPS. SPECIFICATION forming part of Letters Patent No. 263,139, dated August 22, 1882. Application filed August 6,1880. (No model.) Patented in England September 16, 1880, No. 3,765; in Italy November 6, 1880;in Canada November 11, 1880, No. 11,968; in Belgium November 15, 1880, No. 52,890; in Victoria December 13, 1880, No. 2,93
. Collection of United States patents granted to Thomas A. Edison, 1869-1884 . T/uyesiZ&r: 7 United States Patent Office. THOMAS A. EDISON, OF MENXO PARK, NEW JERSEY, ASSIGNOR TO THEEDISON ELECTRIC LIGHT COMPANY, OF NEW YORK, N. Y. MANUFACTURE OF CARBONS FOR ELECTRIC LAMPS. SPECIFICATION forming part of Letters Patent No. 263,139, dated August 22, 1882. Application filed August 6,1880. (No model.) Patented in England September 16, 1880, No. 3,765; in Italy November 6, 1880;in Canada November 11, 1880, No. 11,968; in Belgium November 15, 1880, No. 52,890; in Victoria December 13, 1880, No. 2,936;in Austria-Hungary January 7,1881; in Queensland February 7, 1881; in New Zealand Marcb 7, 1881, No. 510 • in PortugalMarch 31, 1881, No. 6C1 j in New South Wales April 2, 1881; in Spain April 26, 1881, and in India July 22, 1881, No. 535. 7 all whom it may concern:Be it known that I, Thomas A. Edison, ofMenlo Park, in the county of Middlesex andState of New Jersey, nave invented a new and; useful Method of and Means for ManufacturingCarbons for Electric Lamps, (Cas
Size: 1813px × 1378px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., boo, bookcentury1800, booksubjectinventions, booksubjecttelephone
