Frank E. Sanville

Person

  • Bath BA2 5SJ, GB

Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid flow control valves

    • Patent number 4,817,666
    • Issue date Apr 4, 1989
    • Frank E. Sanville
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...