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 509
n electro-mag-netic motor, of a flexible conductor and a flat -tery, substantially as set forth. 6. The portable galvanic battery composedof cells in a stand, with a pole-supporting rod,latch, and cross-head, in combination with flexi -ble conductors, a magnetic motor, and a per-forating-pen,… … N. PETERS, Photo-Lithographer. Washington, D: C. United States Patent Office, THOMAS A. EDISON, OF NEWARK, NEW JERSEY, ASSIGNOR OF ONE-HALFHIS RIGHT TO GEORGE B. PRESCOTT, OF NEW YORK CITY. IMPROVEMENT IN DUPLEX TELEGRAPHS. Specification forming part of Letters Patent No. 180,§5§, dated August 8,…
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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