William J. Dewitt

Person

  • Dunedin, FL, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Hurricane protection system

    • Patent number 6,363,670
    • Issue date Apr 2, 2002
    • William J. Dewitt
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS