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Patents Granted on 1938-12-??
Patents 1 - 15 of 41
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NumberDatePatenteeTitleType
GB-496,591Dec. 02, 1938I.H. WrightImprovements relating to means for reversing the movements of hydraulically operated machine tool slideshydraulic apparatus
2,138,811Dec. 06, 1938P.A. AbeSurface Hardening Lathe Bedflame hardening machines
2,138,945Dec. 06, 1938P. Brong, C.L. StolteAngle Hand Piece
2,138,964Dec. 06, 1938W.F. GroeneOrbital lathecrank pin lathes
2,139,173Dec. 06, 1938E.G. Roehm, M. RomaineControl Circuit for Broaching Machinesbroaching machines
2,139,234Dec. 06, 1938A.M. JohnsonCarriage mounting
2,139,243Dec. 06, 1938W.H. MohrTry Squaresquares
2,139,251Dec. 06, 1938W.F. AllerMeasuring Instrumentmeasurement gauges
2,139,615Dec. 06, 1938E.J. DillmanHeating Apparatus and Control Means Therefortemperature controls
2,139,616Dec. 06, 1938A.K. FouldsControl Deviceflow controls
2,140,098Dec. 13, 1938F.A. WeiskoffBevelbevels
2,140,146Dec. 13, 1938H.E. TautzBroach
2,140,303Dec. 13, 1938F.R. SwansonChuck
2,140,322Dec. 13, 1938J.H. LonskeyWoodworking machinejointers
D112,666Dec. 20, 1938L.L. SchauerDesign for a radial drillradial drill presses
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