TREA

Michael McGrew

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  • Novi, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for fixing blast/cleaning waste
    • Patent number 5,439,527
    • Issue date Aug 8, 1995
    • The TDJ Group, Inc.
    • D. J. Rapp
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method for fixing blast/cleaning waste
    • Patent number 5,266,122
    • Issue date Nov 30, 1993
    • The TDJ Group, Inc.
    • D. J. Rapp
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES