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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 1065

An illustration from Collection of United States patents granted to Thomas A. Edison, 1869-1884, 1869, leaf 1065
e,the combination of the inductive bars support-ed off of the armature and separated from each 41other with a blower for forcing air into thespatje between the armature and the polar ex-tensions of the exciting magnet or magnets,substantially as set forth. This specification signed and witnessed… … aw 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. REGULATOR FOR DYNAMO OR MAGNETO ELECTRIC MACHINES. SPECIFICATION forming part of Letters Patent No. 263,134,…

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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