United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 585
e diaphragm, a platepivoted to said pin, a stylus supported bysaid plate and connected to said diaphragm,and a spring carried by said pin and acting onsaid plate to hold the stylus in contact withthe record. In testimony whereof I have signed thisspecification in the presence of two subscrib- 10 mg… … /itn eases
Phonograph · Patents
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