TREA

Richard E. Hughes

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  • Gardens, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Process sampling selection valves
    • Patent number 6,244,291
    • Issue date Jun 12, 2001
    • Richard E. Hughes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Process sampling selection valves
    • Patent number 6,125,884
    • Issue date Oct 3, 2000
    • Richard E. Hughes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...