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Keicho Hightech, Inc.

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  • Seoul, KR
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  • Information Patent Grant

    Door locking apparatus
    • Patent number 7,818,984
    • Issue date Oct 26, 2010
    • Keicho Hightech, Inc.
    • Moon Sung Hwang
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

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