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Patents Granted on 1951-07-17
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,560,654Jul. 17, 1951F. LohutkoDevice for Dressing Grinding Wheelsgrinder dressers
2,560,850Jul. 17, 1951O.E. DayTactual Micrometermicrometers
2,560,967Jul. 17, 1951F. LohutkoApparatus for Grinding Gears and Gear Cuttersgrinding attachments
2,561,004Jul. 17, 1951W.G. Baldenhofer, J.C. WilsonMethod and Apparatus for Grindingsurface grinders
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