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Patents Granted on 1957-06-11
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
D180,437Jun. 11, 1957A.C. BurleighPortable rotary surface finishing machinehandheld power sanders
2,795,088Jun. 11, 1957R. Bernhard, C.J. SchonhoftMicrocentric Grindercylindrical grinders
2,795,089Jun. 11, 1957E.Y. SeborgHoning machinehoning machines
2,795,146Jun. 11, 1957U.A. AlfredeenReversible Rotary Tool Holdertool holders
2,795,248Jun. 11, 1957O. DoernerEyeguard for power sawhandheld circular saws
2,795,307Jun. 11, 1957F.G. BurgCyclically operable power transmission mechanismdrill presses
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