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All Patents in class 74
Patents 2311 - 2325 of 3470
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NumberDatePatenteeTitleType
1,624,954Apr. 19, 1927G.H. KnightBull Gear inclosure for Crank Shaping Machinesmetalworking machine mechanisms
1,625,397Apr. 19, 1927A.E. RobinsonFriction Clutch Mechanismmetalworking machine clutches
1,626,001Apr. 26, 1927E.J. KearneyMachine Tool Drivemilling machines
1,628,061May 10, 1927C.M. PetersenMultiple-Spindle Metal-Turning Machine
1,632,375Jun. 14, 1927R.T. HazeltonShapermetal shapers
1,632,671Jun. 14, 1927R.A. NorlingReversing mechanism for electric drillshandheld power drills
1,634,149Jun. 28, 1927D.C. KlausmeyerBrake Mechanism for Drill Spindlesmetalworking machine mechanisms
1,638,027Aug. 09, 1927W.B. Kochner, J.F. GalvinFan-oscillating mechanism
1,638,654Aug. 09, 1927J.C. CarltonRadial Drillradial drill presses
1,640,570Aug. 30, 1927G.E. HieberPower hammer
1,642,863Sep. 20, 1927W.E. WhippHeadstock for Lathesengine lathes
1,646,441Oct. 25, 1927F.R. BellucheMechanical movementprinter
1,648,888Nov. 15, 1927F.E. AurandPortable surface-cleaning tool
1,653,576Dec. 20, 1927D.C. KlausmeyerLubricating System for Drill Headsmetalworking machine lubrication
1,657,434Jan. 24, 1928R.T. HazeltonCircular Feeding Attachmentmetal shaper accessories
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