Alfred G. Gibson

Person

  • Langley V1M 2C1, British Columbia, CA

Patents Grantslast 30 patents

  • Information Patent Grant

    Timed door locking device

    • Patent number 5,172,577
    • Issue date Dec 22, 1992
    • Alfred G. Gibson
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES