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 1175
namo or magneto electric ma-chine, the copper inductive bars wrapped withparchment-paper, substantially as set forth. 9. In a dynamo or magneto electric ma- 12^chine, the copper inductive bars having an in-sulation of mica and parchment-paper, sub-stantially as set forth. This specification signed… … N. PETERS. Photo-Lithographer, Washington, p. C. United States Patent Office. THOMAS A. EDISON, OF MENLO PARK, NEW JERSEY, ASSIGNOR TO THE.EDISON ELECTRIC LIGHT COMPANY, OF NEW YORK, N. Y. DYNAMO OR MAGNETO ELECTRIC MACHINE. SPECIFICATION forming part of Letters Patent No. 264,648, dated September…
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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