United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 319
d. HO This specification signed and witnessedthis 21st day of May, 1915. JONAS W. AYLSWORTH.Witnesses: Frederick Bachmann,J. Unger. Copies of this patent may be obtained for five cents each, by addressing the Commissioner of Patemtt, Washington, D. C. (GRAPHOPHONJf PATENT) 1,255,564 AUTOMATIC STOP… … WITNESSES
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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