Charles E. Gray

Person

  • Ledyard, CT, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Swivel coupling

    • Patent number 4,600,331
    • Issue date Jul 15, 1986
    • Harvey Hubbell Incorporated
    • Charles E. Gray
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...