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All Patents in class 29/446
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,704Aug. 14, 1844C.W. BrownTonguing and grooving machinewood planers
2,216,878Oct. 08, 1940L.F. DensmoreMethod of Forming Detentssocket wrenches
2,844,416Jul. 22, 1958V.A. ZaveruhaBearing Means and Method of Making the Sameindustrial machine bearings
3,145,759Aug. 25, 1964A.D. Swartz, H.A. Doster, C. ZelnickApparatus for making power springs
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