United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 586
THE NORRIS PETERS CO, rt^OTO-LITHO, WASHINGTON. 0. C. (No Model.) No. 532,851. J. E. WASSENICH. DISK GRAPHOPHONE. 3 Sheets—Sheet 2. Patented Jan. 22, 1895.
Phonograph · Patents
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