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Patents Granted on 1970-12-29
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,550,230Dec. 29, 1970H.F. ArmstrongCutting Tool with Chip Breakerlathe tools
3,550,487Dec. 29, 1970E.F. Drechsler, W.E. Brainard, M.L. Hutchens, J.S. RandallMachine Toolnumerically controlled lathes
3,550,489Dec. 29, 1970L.W. KuhnTurret head for quick-change toollathe tool holders and tool posts
3,550,628Dec. 29, 1970D.J. WarnerFluid Control Valvevalves
3,550,976Dec. 29, 1970S.J. Krupnik, Jr., C.K. Rauser, Sr.Tool Storage Fixturetool storage
3,551,125Dec. 29, 1970R.T. HallewellMethod of forming a grinding wheelgrinding wheels
3,551,656Dec. 29, 1970J.A. WohfeilNumerical Control Systemmachine tool controls
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