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 659
re is noelectric arc. I claim as my invention— 1. In combination with an electric light hav-ing a continuous incandescent conductor, athermostatic circuit-regulator, substantially asset forth. 2. In combination with an electric light, athermostatically-operated shunt, substantiallyas set forth.… … N.PETERS, PHOTO-LITHOGRAPHER, WASHINGTON, 0 C. United States Patent Office, THOMAS A. EDISON, OF MENLO PARK, NEW JERSEY.IMPROVEMENT IN THERMAL REGULATORS FOR ELECTRIC LIGHTS. Specification forming part of Letters Patent No. 214,637, dated April 22, 1879; application filed November 18, 1878. To all…
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.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten20unit-817-376.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-304-137.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-396-180.webp)