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 841
(No Model.) T. A. EDISON.Incandescent Electric Lamp. No. 242,897. Patented June 14, 1881. … United States Patent Office THOMAS A. EDISON, OF MEKLO PARK, NEW JEESEY.INCANDESCENT ELECTRIC LAMP. SPECIFICATION forming part of Letters Patent No. 242,897, dated June 14, 1881. Application filed December 15, 1880. (No model.) To all toliom it may concern: Be it known that I, Thomas A. Edison,…
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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