United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 293
J*AAf.9, … INVENTOR Br ATTORNEY R. J. PRETTIE. AUTOMATIC RECORD REPEATING MEANS FOR PHONOGRAPHS AND THE LIKE,APPLICATION FILED JULY 31, 1915. 1,255,117. Patented Jan. 29,1918. 3 SHEETS-SHEET 3.
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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