Leslie L. Gyongyossy

Person

  • Houston, TX, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Wedge-type gate valve

    • Patent number 5,370,155
    • Issue date Dec 6, 1994
    • Leslie L. Gyongyossy
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...