United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 519
iaphragm-box at thefront-end of the tone-arm and provided witha needle or stylus, the lower open end of the 110spherical portion of the tone-arm extendingto some distance into said socket. In testimony, that we claim the foregoingas our invention, we have signed our namesin presence of tAvo… … ^ ^ i^^^:i-.i-*-*€ 7C. y^^^
Phonograph · Patents
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