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 827
(No Model.) No. 240,678 T. A. EDISON.Webermeter. Patented April 26 1881. … United States Patent Office THOMAS A. EDISON, OF MENLO PAKE, NEW JEKSEY.WEBERMETER. SPECIFICATION forming part of Letters Patent No. 240,678, dated April 26, 1881. Application filed October 7,1880. (No model.) To all whom, it may concern: Be it known that I, Thomas A. Edison, ofMenlo Park, iii the…
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.
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