1–6 von 6 Ergebnissen
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    Assembling tool of pantograph lifting device and assembling method of pantograph lifting device

    Freier Zugriff
    PAN CHUNWANG / DU CHANGMING / ZHANG FACHENG et al. | Europäisches Patentamt | 2023

    Drainage device of rail air conditioner

    Freier Zugriff
    DU PING / MENG FANJIE / DU CHANGMING et al. | Europäisches Patentamt | 2023

    CO2 variable-frequency heat pump air conditioning system and control method

    Freier Zugriff
    DU CHANGMING / MENG FANJIE / PANG XUEBO et al. | Europäisches Patentamt | 2023

    Drainage structure for preventing backflow of condensate water of air conditioner of railway vehicle

    Freier Zugriff
    ZHANG PENGTENG / JU YINGZI / YANG BO et al. | Europäisches Patentamt | 2023

    Heat pump air conditioning system with fire-fighting function and fire-fighting control method

    Freier Zugriff
    DU CHANGMING / PANG XUEBO / MENG FANJIE et al. | Europäisches Patentamt | 2023