Mark T. Fruehan

Person

  • West Mifflin, PA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Transit vehicle door control apparatus

    • Patent number 4,679,508
    • Issue date Jul 14, 1987
    • Westinghouse Electric Corp.
    • Mark T. Fruehan
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES