Laurence McGann

Person

  • Los Angeles, CA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Diaphragm reversing valve

    • Patent number 4,037,622
    • Issue date Jul 26, 1977
    • McQuay-Perfex Inc.
    • Gene W. Osheroff
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...