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All Patents in class 408/239R
Patents 61 - 71 of 71
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
3,861,010Jan. 21, 1975S. WeinreichBoring Head With Exchangeable Bladeboring heads
3,988,965Nov. 02, 1976R.V. Fatke, O.W. Ehrhardt, D.J. CayenTwo Pressure Counterbalance System for Machine Tool Headstocksmetalworking machine mechanisms
4,211,510Jul. 08, 1980D.A. HopkinsAdjustable Boring Headboring heads
4,398,326Aug. 16, 1983J.R. JoergerCollet Unclamping Mechanismmetalworking machine mechanisms
4,413,938Nov. 08, 1983S.R. KuczenskiSpindle Motor Powered Drawbarmilling machine accessories
4,750,850Jun. 14, 1988R.H. HustedCollet release mechanism for milling machinemilling machine accessories
4,786,221Nov. 22, 1988K.L. MarchQuick release chuck mechanism and method for achieving interchange ability of tool inserts thereintapping machines
5,492,441Feb. 20, 1996H. SchürfeldClamping Device for Connecting Machine Spindles With Tool Holderstool changers and storage mechanisms
5,651,647Jul. 29, 1997J.R. BennieAuxiliary chuck and screwdriver for electric drillshandheld power tool accessories
5,971,681Oct. 26, 1999I.E. Wolfe, R.J. SchroederDrawbar guide ring with drive keysmilling machine accessories
6,000,888Dec. 14, 1999R.L. HartmanQuick Coupler Mechanism for Power Tool Bits
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