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Patents for David Duvan
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
D530,166Oct. 17, 2006J. Kurtovic, D. Duvan, C.P. Davis, B.J. Cutler, D.D. Curry, D.F. Brekke, T.P. BeckerElectronic Torque Wrenchtorque wrenches
7,182,147Feb. 27, 2007D.R. Constantino, D. Atkinson, G. Keefe, D. Duvan, B.J. CutlerTool Apparatus, System and Method of Use
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