United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 313
end to said support, a rigidguard carried by said support and extending 95close to said spring at its free end and an ad-justing-screw threaded in said guard andabutting against said spring, substantially asset forth. This specification signed and witnessed 10cthis 19th day of October, 1905. PETER…
Phonograph · Patents
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