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Patents for Chas. H. Hughes
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
918,049Apr. 13, 1909R.H. HazeltineMachine for Reseating Valvesvalve grinding tools
952,435Mar. 15, 1910C. MillerSocket Wrenchwrench handle components
952,436Mar. 15, 1910C. MillerRatchet Wrenchratchet wrenches
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