David R. Kirchner

Person

  • Camden, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Fulcrum window lock

    • Patent number 5,738,391
    • Issue date Apr 14, 1998
    • Dayton Technologies, Inc.
    • Michael T. Chaney
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES