TREA

Bernard A. Barker

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  • Monticello, IA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Float assembly valve
    • Patent number 4,901,753
    • Issue date Feb 20, 1990
    • Bernard A. Barker
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...