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 1503
f chlo-ride of carbon and a hydrocarbon by the heatof the incandescing carbon filament in thepresence of a substance which will readily ab-sorb the gas set free. 4. An incandescing electric lamp provided with a chloride of carbon vapor for depositingcarbon upon the carbon filament by decompos-ing… … N. PETERS. Photo-Lithographer, Washington. D. C.\ (No Model.) 4 Sheets—Sheet 2. T. A. EDISON. MEANS FOR OPERATING AND REGULATING ELECTRICAL GENERATORS. No. 276,232. Patented Apr. 24,1883.
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-graphophonepaten02unit-712-304.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten10unit-559-377.webp)
