Robert A. Johannsen

Person

  • Chandler, AZ, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Biometric deadbolt lock assembly

    • Patent number 7,908,896
    • Issue date Mar 22, 2011
    • Timothy L. Olson
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES