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 71
T. A. EDISON.Printing Telegraph Apparatus. 2 Sheets—Sheet 2. Patented March 28, 1871. … J. PLTERS. Photo-Uhographei United States Patent Office. THOMAS A. EDISON, OF NEWARK, NEW JERSEY.IMPROVEMENT IN PRINTING-TELEGRAPH APPARATUS. Specification forming part of Letters Patent No. 113,033, dated March 28, 1871. To all whom ib may concern: Be it known that I, Thomas A. Edison, ofNewark,…
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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![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten20unit-561-251.webp)
