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 1003
lated wire, substantially as set forth. 2. The combination, in an electric circuitwithin a house, of a gas-pipe having an insu-lating-joint, a wire conductor connected there- 60to upon the house side of such joint, and a wireconductor leading through the house, substan-tially as described. . This… … N. PETERS. Photo-Lithographer, Washington. D. C United States Patent Office, THOMAS A. EDISON, OF MENLO PAEK, NEW JERSEY, ASSIGNOR TO THEEDISON ELECTRIC LIGHT COMPANY, OF NEW YORK, N. Y. UNDERGROUND CONDUCTOR. SPECIFICATION forming part of Letters Patent No. 251,552, dated December 27, 1881.…
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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