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Patents for George M. Walraven
Patents 1 - 15 of 16
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NumberDatePatenteeTitleType
2,199,380May 07, 1940G.M. WalravenMetal Panel Cutter
2,212,090Aug. 20, 1940G.M. WalravenBody Jack
2,270,014Jan. 13, 1942G.M. WalravenBody Jack Attachment
2,314,623Mar. 23, 1943G.M. Walraven, K.R. LarsonRatchet Mechanismratchet wrenches
2,343,380Mar. 07, 1944G.M. Walraven, K.R. LarsonTorque Ratchet Wrenchtorque wrenches
2,367,224Jan. 16, 1945G.M. Walraven, K.R. LarsonTorque Wrenchtorque wrenches
2,374,217Apr. 24, 1945G.M. Walraven, K.R. LarsonRatchet Measuring Wrenchtorque wrenches
D142,267Aug. 21, 1945G.M. WalravenScrewdriver or Similar Articlescrewdriver handles
2,566,507Sep. 04, 1951R.G. Knudsen, G.M. WalravenCylinder Sleeve Puller
2,583,617Jan. 29, 1952R.G. Knudsen, G.M. WalravenRatchet Control Mechanismratchet wrenches
2,642,848Jun. 23, 1953R.G. Knudsen, G.M. WalravenAir Valve Mechanism for Controling the Operation of Pneumatic Devices and the Like
2,644,131Jun. 30, 1953W.R. Elwell, G.M. WalravenTiming Indicator for Internal Combustion Engines
2,687,567Aug. 31, 1954G.M. WalravenDoor Handle Pin Removal Tools and the Like
2,792,733May 21, 1957E.H. Adams, G.M. WalravenPre-Set Torque Indicating Wrenchtorque wrenches
2,823,542Feb. 18, 1958M.K. Kuehl, G.M. WalravenCompression Gauge for Internal Combustion Engines and the Like
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