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All Patents in class 81/37
Patents 31 - 32 of 32
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NumberDatePatenteeTitleType
1,837,943Dec. 22, 1931D.L. BlakeMultipurpose brace (long throw, short throw, angle brace.)
2,815,834Dec. 10, 1957A.W. MallPortable power tool drive mechanismimpact wrenches
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