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Patents for Arthur W. Beaman
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
807,216Dec. 12, 1905R. StockbridgeVariable-speed driving mechanismmetal shapers
1,716,412Jun. 11, 1929A.W. BeamanGarment clasp
1,767,272Jun. 24, 1930A.W. BeamanKnife-grinder bearingcutter grinding
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