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 273
AM. PHOTO-LITHOGRAPHIC QO.H.r, (OSBORN?S PROCESS.) 2 Sheets — Sheet 2. T. A. EDISON.Improvement in Apparatus for Perforating Paper for Telegraphic Use. No. 132,456. Patented Oct. 22, 1872. coo o 0 0 0 0:000000 O O O o o o o … t-PHOTH-UTHOOMPHIC CO. MY. (OSBORNES PROCESS, United States Patent Office. THOMAS A. EDISON, OF NEWARK, NEW JERSEY, ASSIGNOR TO HIMSELFAND GEORGE HARRINGTON, OF WASHINGTON, D. 0. IMPROVEMENT IN APPARATUS FOR PERFORATING PAPER FOR TELEGRAPHIC USE, Specification forming part of Letters Patent No.…
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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