TREA

Willard P. Bridges

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  • Duncan, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Angled seat valve and fitting apparatus
    • Patent number 5,499,658
    • Issue date Mar 19, 1996
    • Willard P. Bridges
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...