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Patents for Karl F. W. Kempf
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,972,051Aug. 28, 1934K.F. KempfUpsetting Machineupsetting machines
2,572,492Oct. 23, 1951K.F. KempfMethod of Making Adjustable Jaw Wrenchesscrew adjust wrenches
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