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Joseph B. Wright

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  • Northboro, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve assembly and disassembly device
    • Patent number 4,390,039
    • Issue date Jun 28, 1983
    • Jamesbury Corporation
    • David A. Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve assembly and disassembly device
    • Patent number 4,388,945
    • Issue date Jun 21, 1983
    • Jamesbury Corporation
    • David A. Johnson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball valve to relieve cavity pressure
    • Patent number 4,236,691
    • Issue date Dec 2, 1980
    • Jamesbury Corporation
    • Joseph B. Wright
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...