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All Patents in class 409
Patents 1756 - 1770 of 1791
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NumberDatePatenteeTitleType
4,413,938Nov. 08, 1983S.R. KuczenskiSpindle motor powered drawbar
4,421,443Dec. 20, 1983P.J. Finet, R.T. WoythalHigh speed machine tool spindle assembly
4,427,325Jan. 24, 1984J.T. Currer, A.J. Schabowski, E.J. KielmaMultiple spindle toolhead
4,449,866May 22, 1984R.E. Stobbe, E.R. LohneisServo-controlled spindle drive system
4,463,488Aug. 07, 1984D.J. PieczulewskiIndexing work tableindexers and dividers
4,507,850Apr. 02, 1985E.J. KielmaBoring bar adjusting apparatus
4,514,123Apr. 30, 1985E.E. Kirkham, R. JohnstoneAdaptive control system for machine tool or the like
4,534,684Aug. 13, 1985B.H. JohnsonApparatus For Milling A Gear For A Double Enveloping Worm Gear Drive
4,536,111Aug. 20, 1985E.J. KielmaMachine tool having numerically controlled adjustable arbor set up for straddle milling
4,557,303Dec. 10, 1985G.L. Gardner, C.K. GreathouseSpindle shaperwood shapers
4,576,069Mar. 18, 1986J. BazuinTurret Lathe Having Probe and Protective Covermetalworking machine mechanisms
4,628,441Dec. 09, 1986E.E. Kirkham, R. Johnstone, L.D. Ostby, H. ChungAutomatic dynamic error compensator
4,632,612Dec. 30, 1986R.J. LoerchSpindle orientation apparatus
4,679,970Jul. 14, 1987R.T. Woythal, E.R. LohneisHigh speed toolholder for a machining center
4,705,438Nov. 10, 1987S.S. Zimmerman, L.W. SyartoMachining center having an inclinable vacuum-holding worktablework holding
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