United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 550
, of a driving crank onthe main spindle of said motor, an adjustablefriction device between said crank and spin-dle and a rotary fly geared with and driven 12cby said motor, substantially as and for thepurpose herein set forth. In witness whereof I have hereunto set myhand in the presence of two… … (No Model.) 3 Sheets—Sheet 2. F. S. CHURCH. COIN CONTROLLED PHONOGRAPH. No. 529,019. Patented Nov. 13, 1894.
Phonograph · Patents
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