TREA

McDonnell; Charles A.

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  • New City, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Collapsible ladder
    • Patent number 5,495,915
    • Issue date Mar 5, 1996
    • McDonnell; Charles A.
    • James T. Weston
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS