George W. Donaldson

Person

  • Monroeville, PA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Door control apparatus

    • Patent number 4,551,944
    • Issue date Nov 12, 1985
    • Westinghouse Electric Corp.
    • George W. Donaldson
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES