United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 709
he presence oftwo subscribing witnesses. New York, N. Y., February 25th, 1913.ABRAHAM ETTLINGER. Witnesses: E. W. Nares,Frederic B. Lott. Copies of this patent may be obtained foi* five cents each, by addressing the Commissioner of Patents^ Washington, D; C* HOM FOB PHONOGRAPHS ,#1,150,215——- A. P.… … /^/£ /7es5eJ.
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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