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Bill Engelhardt

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  • Broken Arrow, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Clean-in-place pressure and vacuum relief valve
    • Patent number 5,002,088
    • Issue date Mar 26, 1991
    • Oseco Valve and Service Company, Inc.
    • Bill Engelhardt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reverse-buckling rupture disk
    • Patent number 4,682,619
    • Issue date Jul 28, 1987
    • Miner Clift
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...