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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 181

An illustration from Collection of United States patents granted to Thomas A. Edison, 1869-1884, 1869, leaf 181
-wheel shaft, in combination with an electro-magnet for directing the pulsation throughthat magnet when the pin is between thesprings, substantially as specified. 5. The arrangement of circuit-connections,substantially as set forth, for actuating eitherof three electro-magnets in one main… … 126,535 United States Patent Office. THOMAS A. EDISON, OF NEWARK, NEW JERSEY, ASSIGNOR TO GOLD ANDSTOCK TELEGRAPH COMPANY, OF NEW YORK CITY. IMPROVEMENT IN PRINTING-TELEGRAPHS. Specification forming part of Letters Patent No. 126,535, dated May 7, 1872. To all whom it may concern: Be it known that…

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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