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 301

An illustration from Collection of United States patents granted to Thomas A. Edison, 1869-1884, 1869, leaf 301
as set forth,for feeding the paper. 3. A printing-lever and an electro-magnetarranged in connection with the type-wheeland its magnet, substantially as set forth, sothat the printing-lever is drawn away fromthe type-wheel by the electro-magnet, andthe printing is effected by breaking the circuitto… … United States Patent Office. THOMAS A. EDISON, OF KEWAEK, NEW JERSEY, ASSIGNOR TO THE GOLDAND STOCK TELEGRAPH COMPANY, NEW YORK, N. Y. IMPROVEMENT IN PRINTING-TELEGRAPHS. Specification forming part of Letters Patent No. 139,129, dated May 20, 1873; application filed February 18, 1873. To all ivhom…

Trade catalogs · Patents · Edison, Thomas A. (Thomas Alva), 1847-1931 · Inventions · Telegraph · Electric machinery · Electric apparatus and appliances · Phonograph · Telephone · Motors

Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.

More pictures from Collection of United States patents granted to Thomas A. Edison, 1869-1884

More like this