United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 671
inescomprising a microphonic unit and a styluscarrier in operative relation thereto, the mi- 90crophonic unit having a diaphragm the fun-damental of which is higher than the normalrate of vibration of the human voice. In testimony that I claim the foregoingas my own, I have hereto affixed my signa-… … wrr/tESSES. INVENTOR AUORNEYS rmm moamiB ^KTMIta CO^ WAMMirtOTOM. D. C 20 25 UNITED STATES PATENT OFFICE. GEORGE H. WHITE. OF CHICAGO. ILLINOIS.MUSICAL HORN. 969,136. Specification of Letters Patent. Patented Aug. 30, 1 910. Application filed March 14, 1910. Serial No. 549,200. To all whom it may…
Phonograph · Patents
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