United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 406
ATTORNEYS. THE NATIONAL -LtTHOQRAPHINQ COMPANY,WAOHINQTON, O. C. (No Model.) 3 Sheets—Sheet 2. T. A. EDISON. PHONOGRAPH. No. 513,095. Patented Jan. 23, 1894. … WITNESSES: ATTORffEYS. THE NATIONAL LITHOQRAPHIMO COMPANY. (No Model.) 3 Sheets—Sheet 3. T. A. EDISON. PHONOGRAPH. Patented Jan. 23, 1894.
Phonograph · Patents
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