TREA

William E. Simpson Jr.

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  • Chamblee, GA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flow limiting selector valve
    • Patent number 4,503,886
    • Issue date Mar 12, 1985
    • Lockheed Corporation
    • William E. Simpson
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Continuity actuated isolation valve assembly
    • Patent number 4,446,890
    • Issue date May 8, 1984
    • Lockheed Corporation
    • William E. Simpson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...