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 320
(No Model.) 2 Sheets— Sheet 2. T. A. EDISON & C. L. CLARKE. REGULATOR FOR SYSTEMS OF ELECTRICAL DISTRIBUTION. Wo. 287,525. Patented Oct. 30, 1883. 1-^.3. … F;.e.Z. I jB V ^ ■ ^ S ^'Sin m m a. o- INVENTORi*; WITNESSES: .<Cii^ rwymx i<*m.( '••w«>«rM> WmIs««««> o c
Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
