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 689
No. 219,628. T. A. EDISON.Electric-Light. Patented Sept. 16, 1879. … United States Patent Office. THOMAS A. EDISON, OF MENLO PARK, NEW JEESEY.IMPROVEMENT IN ELECTRIC LIGHTS. Specification forming part of Letters Patent No. 219,628, dated September 16, 1879; application filed December 9, 1878. To all whom it may concern: Be it known that I, Thomas Alva Edison,of…
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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