United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 658
re-producing stylus F, a lever F on which it ismounted, a flat spring F^ supported at both 65ends and bearing at its middle against saidlever F, an engraving stylus II, a lever 11 onwhich it is mounted, and a connection betweensaid levers F and II, and a rubber cushionF^ between said lever F and… … JJxi,2,
Phonograph · Patents
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