1–6 von 6 Ergebnissen
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    Protection device of railway vehicle air conditioning unit

    Freier Zugriff
    LIU HONGLU / ZOU DANNA / ZHAO WEIBIN et al. | Europäisches Patentamt | 2021

    Mobile automatic car washer for outer surface of urban rail vehicle

    Freier Zugriff
    LIU HONGLU / ZHAO WEIBIN / ZHAO TIANYA et al. | Europäisches Patentamt | 2020

    Subway rail safety inspection equipment

    Freier Zugriff
    LIU HONGLU / WENG JIANBIN / ZHANG BAO et al. | Europäisches Patentamt | 2020

    Lifting device for subway monitoring and maintenance

    Freier Zugriff
    LIU HONGLU / ZHU CHUANJIN / DUAN ZENGGANG et al. | Europäisches Patentamt | 2021

    Railway vehicle air conditioner installation auxiliary positioning device

    Freier Zugriff
    LIU HONGLU / YE YONGNIAN / DUAN ZENGGANG et al. | Europäisches Patentamt | 2020

    Auxiliary equipment for maintenance of subway servo frame

    Freier Zugriff
    LIU HONGLU / ZOU DANNA / CHEN FENG et al. | Europäisches Patentamt | 2020