TREA

Thomas M. Mannion

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  • University Heights, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve stem packing assembly
    • Patent number 4,558,874
    • Issue date Dec 17, 1985
    • Whitey Co.
    • Peter C. Williams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve stem packing assembly
    • Patent number 4,538,790
    • Issue date Sep 3, 1985
    • Whitey Co.
    • Peter C. Williams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...