Inside Out Library

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 25

An illustration from Collection of United States patents granted to Thomas A. Edison, 1869-1884, 1869, leaf 25
g thus described my invention, whatI claim as new, and desire to secure by LettersPatent, is— 1. The stationary pins e f g h, in combina-tion with the clicks b c, actuated by the arma-ture-levers E F, and acting on the ratchet D,substantially as and for the purpose described. 2. The combination of… … N. PETERS, Photo-Lithographer. Washington. D. C. United States Patent Office. THOMAS A. EDISON, OF NEW YORK, 1ST. Y.AUTOMATIC ELECTRICAL SWITCH FOR TELEGRAPH APPARATUS. Specification forming part.of Letters Patent No. 06,681, dated November 9,1869. To all whom it may concern : Be it known that I,…

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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