United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 965
COLUMBIA PLANOORAPH CO.. WASHINGTON. D. C. 1,158,917. J. H. J. HAINES. MACHINE FOR RECORDING AND REPRODUCING SOUND. APPLICATION FILED JUNE 25, 1909. Patented Nov. 2, 1915. 6 SHEETS-SHEET 3.
Phonograph · Patents
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