TREA

E. D. Prueter

Follow

Person

  • Saginaw, MI, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for manufacturing an improved plug valve
    • Patent number 4,288,896
    • Issue date Sep 15, 1981
    • The Dow Chemical Co.
    • Walter H. West
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Plug valve and method
    • Patent number 4,219,046
    • Issue date Aug 26, 1980
    • The Dow Chemical Company
    • Walter H. West
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...