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All Patents in class 279/56
Patents 76 - 86 of 86
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
1,824,623Sep. 22, 1931P.L. RobertsonTool Holdertool holders
1,850,938Mar. 22, 1932L. Skeel, F.P. MillerTapping or Tool Holderdrilling and boring tool holders
1,854,825Apr. 19, 1932E.L. ConnellMethod of making alpha collet
1,857,012May 03, 1932M.H. CorleyTap holdertapping heads and chucks
1,864,466Jun. 21, 1932J.M. PetersonTool Holdertool holders
1,880,521Oct. 04, 1932A.L. StowellBit or drill holder
1,883,713Oct. 18, 1932C.B. GrayTool Holdermetalworking machine tool holders
1,953,637Apr. 03, 1934A.L. Stowell, H.L. SmithChuck
2,424,524Jul. 22, 1947W.H. WeimerBoring machineboring and turning machines
2,893,743Jul. 07, 1959E.J. OndeckChuck with Ball Locking Meansdrill press chucks
2,910,302Oct. 27, 1959E.J. OndeckCam Chuckdrill press chucks
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