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 1231
WITNESSES: O O o INVENTOR: OTA BY ATTORNEY. N. PETERS. Phpto-Uthagraptm. Washington. D. C. (No Model.) 3 Sheets—Sheet 2. T. A. EDISON, REGULATOR FOR DYNAMO ELECTRIC MACHINES. No. 264,661. Patented Sept. 19, 1882. WITNESSES: … BY INVENTOR: ATTORNEY 5. Photo-Lithographer. Washington, (No Model.) 3 Sheets—Sheet 3. T. A. EDISON. REGULATOR FOR DYNAMO ELECTRIC MACHINES. No. 264,661. Patented Sept. 19, 1882. 23
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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