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Raymond J. Charland

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  • South Windsor, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stem seal for a fire safe ball valve
    • Patent number 4,273,148
    • Issue date Jun 16, 1981
    • Litton Industrial Products, Inc.
    • Raymond J. Charland
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...