TREA

Ken A. Rinkenberg

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  • Stevensville, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Molten metal sampling device
    • Patent number 4,646,578
    • Issue date Mar 3, 1987
    • Leco Corporation
    • Dennis A. Lawrenz
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Frangible molten metal sampling device
    • Patent number 4,643,032
    • Issue date Feb 17, 1987
    • Leco Corporation
    • Dennis A. Lawrenz
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Sampling tube
    • Patent number 4,624,149
    • Issue date Nov 25, 1986
    • Leco Corporation
    • Dennis A. Lawrenz
    • G01 - MEASURING TESTING