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All Patents in class 279/150
Patents 1 - 3 of 3
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NumberDatePatenteeTitleType
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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