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 83
iththe metallic circuit of the main line passingthrough both the type-wheel and the printingelectro-magnets, in combination with a shuntcircuit or switch that operates to energize theprinting-magnet during a pause after the type-wheel has been set. •Signed this 16th day of June, A. D. 1873.MABSII… … Sittiteft State I! a tot #f&t THOMAS A. EDISON OF NEWAEK, NEW JEESEY, ASSIGNOE TO HIMSELF, ELISHA W.ANDEEWS, GEORGE B. FIELD, AND MAESHALL LEFFERTS, OF NEW YORK, N. Y. Letters Patent No. 111,112, dated January 24,1871. IMPROVEMENT IN GOVERNORS FOR ELECTRO-MOTORS. The Schedule referred to in…
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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