Franklin J. Appl

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  • Norman, OK, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Ladder control apparatus

    • Patent number 6,662,901
    • Issue date Dec 16, 2003
    • Franklin J. Appl
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS