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person:("LEE DONG HYUK")

    APPARATUS FOR RECOVERING RESTORATION ABILITY

    Free access
    CHUN GWAN SUK / AHN JOON IL / YUN HYUK JU et al. | European Patent Office | 2016

    HELIDECK

    Free access
    JEON KWANG HEON / AHN JOON IL / YUN HYUK JU et al. | European Patent Office | 2016

    Life vest

    Free access
    YUN HYUK JU / AHN JOON IL / LEE DONG HYUK et al. | European Patent Office | 2017

    PEDESTAL CRANE

    Free access
    AHN JOON IL / YUN HYUK JU / LEE DONG HYUK et al. | European Patent Office | 2016