United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 59
ween saidmembers, means to secure said members to-gether, means to regulate the sounds passingthrough said members, and means to securesaid members to said musical instrument, 45substantially as described. In testimony whereof I affix my signaturein the presence of two witnesses. JOHN 0.…
Phonograph · Patents
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