John Olthafer

Person

  • Dickeyville, WI, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Door assembly

    • Patent number 5,392,836
    • Issue date Feb 28, 1995
    • Rite-Hite Corporation
    • Floyd D. West
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES