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All Patents in class 279/150
Patents 1 - 3 of 3
First set of recordsLast set of records
2,119,986Jun. 07, 1938A.J. DremelElectric motorhandheld power tools
2,211,216Aug. 13, 1940J. OsterSmall power driven toolhandheld power tools
3,021,723Feb. 20, 1962R. HappeSpindle locking means for portable toolshandheld drills
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