TREA

Royce Chaffin

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  • Baxter, TN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Plug valve assembly
    • Patent number 6,382,591
    • Issue date May 7, 2002
    • Flowserve Management Company
    • David Lamar Bowers
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Adjustable ball valve
    • Patent number 5,746,417
    • Issue date May 5, 1998
    • The Duriron Company, Inc.
    • David Lamar Bowers
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...