TREA

Park; Ji-Sung

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  • Seoul, KR
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  • Information Patent Grant

    Shutter equipment for a building
    • Patent number 5,673,740
    • Issue date Oct 7, 1997
    • Park; Kap-Il
    • Kap-Il Park
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

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