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 415
i 2 Sheets--Sheet 2. T. A. EDISON.Automatic Telegraphy and Perforators Therefor. No.151,209. V■ Cricked cjio^/^^d^ f Patented May 26^1874. … — ~———z^^^P^--—~5 rtrtTj arty United States Patent Office. THOMAS A. EDISON, OF NEWAEK, NEW JEBSEY.IMPROVEMENT IN AUTOMATIC TELEGRAPHY AND IN PERFORATORS THEREFOR. Specification forming part of Letters Patent No. 151,200, dafc <1 May 20, L374 ; application filed September 2, 1873. Case 83. To…
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.
