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[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 620
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T. W. KIRKMAN, STOP FOR TALKING MACHINES. APPLICATION FILED JUNE 13, 19!3. Patented Oct. 31, 1916. 1,203,119. 4 SHEETS— SHEET I. B _!&£?. 3 ( 2f%ar. £? … ly*"" fitt-fcofc-HC-U f6*JrM$& J PETSms CO.. PH070-t.IT.Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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