Inside Out Library
[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 409
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Attorneys rue. norris ptrtKi CO.. photolitho. Washington, d. C. W. EBELING.STYLUS POSITIONING AND CIRCUIT CONTROLLING MEANS FOR SOUND REPRODUCING MACHINES. APPLICATION FILED OCT. 30, 1913. 1,138,646. Patented May 11,1915. &fa£ 3 SHEETS—SHEET 3. … jet 2f ££Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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