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Richard Larson

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  • Victoria, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pneumatic pressure relief test plug
    • Patent number 9,903,489
    • Issue date Feb 27, 2018
    • IPS Corporation
    • Steven R. Cole
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Plug with pressure release valve
    • Patent number 8,256,467
    • Issue date Sep 4, 2012
    • IPS Corporation
    • Richard E. Larson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Mechanical clean-out test plug
    • Patent number 8,042,576
    • Issue date Oct 25, 2011
    • IPS Corporation
    • Stephen Peterson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pneumatic pressure relief test plug
    • Patent number 7,597,118
    • Issue date Oct 6, 2009
    • IPS Corporation
    • Stephen Peterson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Clean-out repair plug
    • Patent number 7,464,727
    • Issue date Dec 16, 2008
    • IPS Corporation
    • Richard E. Larson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    PNEUMATIC PRESSURE RELIEF TEST PLUG
    • Publication number 20160369928
    • Publication date Dec 22, 2016
    • IPS CORPORATION
    • Steven R. Cole
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MECHANICAL CLEAN-OUT TEST PLUG
    • Publication number 20100243090
    • Publication date Sep 30, 2010
    • IPS Corporation
    • Stephen Peterson
    • G01 - MEASURING TESTING