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 1093
he same while under constant 4,1strain, and with one or both ends fixed, sub- stantially as set forth. 3. The carbonizing-plate provided with agroove for shaping the material, and a cham- %ber or chambers, permitting contraction during mcarbonization, substantially as set forth. This specification… … per N. PETERS. Phoio-Lithographer, Washington. 0. C. United States Patent Office, THOMAS A. EDISON, OF MENLO PARK, NEW JERSEY, ASSIGNOR TO THEEDISON ELECTRIC LIGHT COMPANY, OP NEW YORK, N. Y. DYNAMO-ELECTRIC MACHINE. SPECIFICATION forming part of Letters Patent No. 263,140, dated August 22, 1882.…
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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