United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 167
EDWIN M. KELLOGG. Witnesses: Harry Irwin Cromer,Jennie L. Fiske. Copies of this patent may be obtained for five cents each, by addressing the Commissioner of Patents, Washington, D. C. PHONOGRAPH PATENT. SPEAKER CONNECTION FOR TALKING MACHINES.1,130,298 - F. C. Kent & C. F.… … WITNESSES: 28 INVENTORS ATTORNEY. THE NORR1S PETERS CO.. PHOTC-L1THO.. WASHINGTON. D C. I 1,130,298. F. C. KENT & C. W. LINDHOLM. SPEAKER CONNECTION FOE TALKING MACHINES.APPLICATION PILED MAY27, 1914. Patented Mar. 2,1915. 2 SHEETS-SHEET 2.
Phonograph · Patents
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