United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 803
le to pressure in the presence of heat. J. S. Griffith, In testimony whereof I have signed this F. B. Laporte. Copies of this patent may be obtained for five cents each, by addressing the Commissioner of Patents, Washington, D. C. , . t PHOITOSRAPH PATENT* CQKSECTIOE DEVICE FOE TALKING MACHIIES,… … eKviK/Mto* £SL<9-+* . 0^^>^> **/£ ill tUx-vt«tf,S COLUMBIA PLANOGRA1M1 CO., WASHINOTON. D. UNITED STATES PATENT OFFICE. CLINTON E. WOODS, OF BRIDGEPORT, CONNECTICUT, ASSIGNOR TO AMERICANGRAPHOPHONE COMPANY, OF BRIDGEPORT, CONNECTICUT, A CORPORATIONOF WEST VIRGINIA. CORRECTION DEVICE FOR…
Phonograph · Patents
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