TREA

James R. Owoc

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  • Pittsburgh, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bellows sealed stem for rotary valve
    • Patent number 4,540,019
    • Issue date Sep 10, 1985
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bent bellows sealed rotary valve
    • Patent number 4,516,754
    • Issue date May 14, 1985
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metering valve
    • Patent number 4,513,779
    • Issue date Apr 30, 1985
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bellows sealed stem for rotary valve
    • Patent number 4,462,422
    • Issue date Jul 31, 1984
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bent bellows sealed rotary valve
    • Patent number 4,452,426
    • Issue date Jun 5, 1984
    • Kerotest Manufacturing Corp.
    • James R. Owoc
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...