Ralph D. Jones

Person

  • Cornelius, OR, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Secure type folding door

    • Patent number 4,922,987
    • Issue date May 8, 1990
    • Woodfold-Marco Mfg., Inc.
    • John D. Marontate
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES