TREA

Water Technology Resources

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  • Bloomington, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Backflow capable ball check valve
    • Patent number 9,091,367
    • Issue date Jul 28, 2015
    • Water Technology Resources
    • Matthew L.T. Waldor
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...