Collection of United States patents granted to Thomas A. Edison, 1869-1884 (1869)
Edison, Thomas A. (Thomas Alva), 1847-1931, Peters, N. (Norris), lithographer, Hammer, William Joseph, 1858-1934, former owner. DSI, Edison, Thomas A. (Thomas Alva), 1847-1931, inscriber. DSI, United States. Patent Office · Washington, D.C. : U.S. Patent Office · leaf 1705
roof fibrous ma- 85terial, substantially as set forth. 3. A line of rails electrically connecteel toform a circuit or part of a circuit, and havingthe foot and web of the rails covered with anelastic insulating composition adhering to the 90surface thereof, substantially as set forth. This… … N. PETERS. Photo-Lithqgraphar. Washington. D. C. United States Patent Office THOMAS A. EDISON, OF MENLO PARK, NEW JERSEY, ASSIGNOR TO THEEDISON ELECTRIC LIGHT COMPANY, OF NEW YORK, N. Y. INCANDESCENT ELECTRIC LAMP. SPECIFICATION forming part of Letters Patent No. 293,434, dated February 12, 1884.…
Trade catalogs · Patents · Edison, Thomas A. (Thomas Alva), 1847-1931 · Inventions · Telegraph · Electric machinery · Electric apparatus and appliances · Phonograph · Telephone · Motors
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