TREA

Fred H. Kohman

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  • Perry, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Screw drive tool joint wrench
    • Patent number 5,546,833
    • Issue date Aug 20, 1996
    • The Charles Machine Works, Inc.
    • R. Brian Holdeman
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Stabilizer foot for backhoes and the like
    • Patent number 3,930,668
    • Issue date Jan 6, 1976
    • The Charles Machine Works, Inc.
    • Kenneth W. Schuermann
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING