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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 826
(No Model.) T, A, EDISON. INCANDESCINa ELECTRIC LAMP. No. 389,369. Patented Sept. 11, 1888. … ft PTim nirH»lJ(*«c>i#*M» WMMngtafV O CPatents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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