United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 627
£Ittot4t»^ L 965,678, S. M. WIRTS.SODND BEPRODDCING MACHIHE,AFPLIOATIOK FILED DEO. S, 1809 Patented July 26,1910. 3 SHEETS-SHEET 2. … 7 li js r <^/y/////////////////////^^ /^
Phonograph · Patents
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