United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 811
, Atty. THE HOHftIS PETERS CO., WA3WNCTOH, D. C No. 847,687. PATENTED MAR. 19. 1907.A. N. PIERMAN.PHONIC APPARATUS. APPLICATION FILED OCT.14, 1905. 3 SHEETS-SHEET 2. &0.SL … Inventor. by o VY^ca^^Cc^: «-^ ^ /$V~.—, Atty. THE NORRIS PETERS CO.. WASHINGTON, D. C. No. 847,687. PATENTED MAR. 19, 19C7.A. N. PIERMAN.PHONIC APPARATUS. APPLIOATIOH FILED OOT.M, 1965. 3SHEET8-SHEET 3.
Phonograph · Patents
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