OSI INDUSTRIES, LLC

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  • AURORA, IL, US

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  • Information Patent Grant

    Drainage assembly for an automatic door

    • Patent number 10,526,838
    • Issue date Jan 7, 2020
    • OSI Industries, LLC
    • Tao Chang
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

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