U.S. patents issued to Thomas A. Edison from 1883-88 (1900)
United States. Patent Office, Edison, Thomas A. (Thomas Alva), 1847-1931 · [Washington, D.C.] : The Office · leaf 428
(No Model.) T. A. EDISON. INCANDESCENT ELUOTRIC LAMP. No. 304,086, Patented Aug. 26, 1884. :&^JL. J^.£. … INVENTOR: WITNESSES: <S^fewi^.v<^ H rtiifiti n>.4.i I .ih.<«'w**< Hditi-iAhM 0 (
Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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