United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 141
I No. 814,891. PATENTED MAR. 13, 1906. L. L. TERHUNE.HORN FOR RECEIVING AND DELIVERING SOUND. APPLICATION FILED MAY 22, 1903. Fia.l. Fixj.S. … C\./tf.Q7a*<cdoL4~^ s~ INVENTOR RY ATTORNEY UNITED STATES PATENT OFFICE. LEONARD L. TERHUNE, OF NEWARK, NEW JERSEY.HORN FOR RECEIVING AND DELIVERING SOUND. No. 814,891. Specification of Letters Patent.Application filed May 22, 1903. Serial Ho. 158,244. Patented Marcii 13, 1906. O To all whom it…
Phonograph · Patents
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