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Qualitas Manaufacturing, Inc.

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  • Itasca, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shutter slat end retention system
    • Patent number 8,925,617
    • Issue date Jan 6, 2015
    • Qualitas Manaufacturing, Inc.
    • James V. Miller
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS