Inside Out Library
[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 95
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75-ZOpcrze&ses: 37 SO r&y ^y^^rtn^QxoL. No. 813,670. PATENTED FEB. 27, 1906.E. M. ROBINSON.PHONOGRAPH. APPLICATION TILED MAE.22, 1905. 2 SHEETS-SHEET 2. \ I 1 -J ilJ Ill … -J&C?./3. 6/ <%L 6/Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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