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Patents for Thompson Grinder Co.
Patents 61 - 75 of 90
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NumberDatePatenteeTitleType
2,612,015Sep. 30, 1952F.G. KrafftMounting Structure for Grinding Wheelssurface grinders
2,612,114Sep. 30, 1952W. ErnstVane Pump or Motorhydraulic apparatus
2,612,115Sep. 30, 1952W. ErnstVane Pump and Vane Thereforhydraulic apparatus
2,623,333Dec. 30, 1952W.G. BaldenhoferApparatus for Grindingcylindrical grinders
2,633,678Apr. 07, 1953H.F. SmithMachine Tool and Method of Operationmetalworking machine mechanisms
2,636,321Apr. 28, 1953J.C. WilsonMachine toolgrinders
CA-495,289Aug. 11, 1953J.C. WilsonMethod of and device for grindingprofile and contour grinders
CA-495,290Aug. 11, 1953J.C. WilsonGrinding machines and method of shaping grinding wheelsprofile and contour grinders
2,682,748Jul. 06, 1954W. ErnstRestrictor Valve for a Servomotor Circuithydraulic apparatus
CA-512,794May 10, 1955J.C. Wilson, W.G. BaldenhoferMethod and apparatus for grindingprofile and contour grinders
2,723,505Nov. 15, 1955F.G. KrafftMethod and Apparatus for Surface Finishingsurface grinders
2,730,074Jan. 10, 1956W. ErnstServo-motor valvehydraulic apparatus
2,785,511Mar. 19, 1957J.C. WilsonGrinding Machine and Method of Operationsurface grinders
2,921,439Jan. 19, 1960F.G. KrafftPump Controlhydraulic apparatus
2,926,653Mar. 01, 1960F.G. KrafftGrinding machinesprofile and contour grinders
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