TREA

Walter W. Robertson

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  • Cranesville, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Internally cooled pressure containment apparatus
    • Patent number 7,159,737
    • Issue date Jan 9, 2007
    • Hydro-Pac, Inc.
    • Walter W. Robertson
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    High pressure fluid pump
    • Patent number 5,064,354
    • Issue date Nov 12, 1991
    • Walter W. Robertson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure fluid pump
    • Patent number 4,382,750
    • Issue date May 10, 1983
    • Hydro-Pac, Inc.
    • Walter W. Robertson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fail-safe valve
    • Patent number 4,354,664
    • Issue date Oct 19, 1982
    • Hydro-Pac, Inc.
    • Dan G. Taylor
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents