United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 86
P, B. DELANY. SOUND REPRODUCING MACHINE. APPLICATION FILED MAY 29, 1912. 1,190,249. Patented July 4, 1916. 2 SHEETS-SHEET I. … wowAox, ' (MjLociAct CO. JJomi/i I NORK'5 WtTZmS CO PHOTQ-LH
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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