United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 277
. a o«~.. CO. f>oTn-.,-..oc«A»t-. -v.s..~:;to» o c m W. S. MoNAMARA. ATTACHMENT FOE TALKING MACHINES. APPLIOATIOH FILED OOT. 6, 1909. 954,455. 13 ^ T^is-- ^ Patented Apr. 12,1910. a BHEETB-SHIIET 2. /S 7r /5 ^ 11^/ ± i^. 5 -t i^i Z j-L ^ ~/3 7P/J ^ I I i-l-.M!^! r 3/ t // … /9 /5 7/
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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