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 1747
(No Model.) T. A. EDISON. DYNAMO ELECTRIC MACHINE. No. 297,587. Patented Apr. 29, 1884. … N. PETERS. Photo-Lithographer, Washington, D. C. United States Patent Office. THOMAS A. EDISON, OF MENLO PABK, NEW JERSEY.DYNAMO-ELECTRIC MACHINE. SPECIFICATION forming part of Letters Patent No. 297,587, dated April 29, 1884. Application filed December 12, 188:3. (Xo model.) To all xvliom it may…
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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