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[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 35
&Z-/Jsy<#rSe/t »t_ 1Z ZZ … qkm FuJ*e ^£} ttotire-u- No. 810,018. PATENTED JAN. 16, 1906. E. L. AIKEN.REPEATING ATTACHMENT FOR PHONOGRAPHS. APPLICATION FILXD JUKE 24, 1906. 3 8HEETS-SHEET 3. FtQ.iO. TjLg.dZ.Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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