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Patents Granted on 1981-06-23
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
4,274,231Jun. 23, 1981J. VeregaMethod and Apparatus for Dressing a Grinding Wheelgrinder dressers
4,274,309Jun. 23, 1981P.E. LenkerMethod of Manufacture of Certain Hand Wrenches and the Likeratchet wrenches
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