TREA

1219737 Ontario Inc.

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  • Burlington, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure relief or back pressure valve
    • Patent number 5,944,050
    • Issue date Aug 31, 1999
    • 1219737 Ontario Inc.
    • David E. Walker
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure relief or back pressure valve
    • Patent number 5,857,486
    • Issue date Jan 12, 1999
    • 1219737 Ontario Inc.
    • David E. Walker
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

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