Allen L. Seffinga

Person

  • Marshalltown, IA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Floor mounted door lock

    • Patent number 5,890,751
    • Issue date Apr 6, 1999
    • Allen L. Seffinga
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES