1–6 von 6 Ergebnissen
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    Brake device of bicycle

    Freier Zugriff
    CHI JIAN | Europäisches Patentamt | 2016

    Swimming ring alarm device

    Freier Zugriff
    CHI JIAN | Europäisches Patentamt | 2016

    Folding type freight car and control device thereof

    Freier Zugriff
    CHI JIAN | Europäisches Patentamt | 2015

    Public transport vehicle scheduling method and system

    Freier Zugriff
    CHI JIAN / LI XIUYUN / LIU YANFEI | Europäisches Patentamt | 2024

    Casing pipe gauge pile system for small wind power operation and maintenance ship and operation method

    Freier Zugriff
    CHENG WEIJIE / WU JINJIA / CHI JIAN et al. | Europäisches Patentamt | 2024

    Limiting device of broadside recovery working boat

    Freier Zugriff
    CHENG WEIJIE / WEI ZHIYUAN / MAO JIANHUI et al. | Europäisches Patentamt | 2024