TREA

Gilbert F. Lutz

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  • Chesterland, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    High pressure ball valve
    • Patent number 4,572,239
    • Issue date Feb 25, 1986
    • Whitey Co.
    • Ulrich H. Koch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High pressure ball valve
    • Patent number 4,479,513
    • Issue date Oct 30, 1984
    • Whitey Co.
    • Ulrich H. Koch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...