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Patents Granted on 1949-05-??
Patents 1 - 15 of 30
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NumberDatePatenteeTitleType
CA-456,325May 03, 1949C. JohnsonControl systemmilling machine accessories
2,469,543May 10, 1949T.M. BondhusCounterboring devicedrill bits
2,469,572May 10, 1949L.E. PrattReverisble Friction Clutch Wrenchratchet wrenches
2,469,674May 10, 1949E.J. WitchgerTape ruletape measures
2,469,871May 10, 1949G. EatonGrinding wheel dressergrinder dressers
2,469,881May 10, 1949V.J. Kramer, R.C. Johnson, H.E. LaubachHeadstock Transmission Gear Shifting Mechanismmetalworking machine mechanisms
GB-623,277May 16, 1949H. LongthorpeImprovements in centreless grinding machines
2,470,103May 17, 1949E. LochmanPower-operated driving and braking mechanism
2,470,304May 17, 1949W.R. Meyer, H.J. Siekmann, W.F. GroeneCrankshaft Lathecrankshaft lathes
2,470,350May 17, 1949J.A. HarringtonWater-cooled grinding wheelsurface grinders
2,470,415May 17, 1949E.Y. SeborgDrive mechanism
2,470,467May 17, 1949A.L. BrownleeStator unit for flywheel magnetosignition systems
2,470,498May 17, 1949H.Y. LankfordDevice for Measuring the Thickness of Walls or the Like, Subject to Erosionspecial purpose gauges
2,470,615May 17, 1949L.V. GroverSanderbelt sanders
2,470,617May 17, 1949W.M. HoddinottControl for Variable Displacement Pumpsmilling machines
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