1–9 of 9 hits
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    Operation machine chassis structure and operation machine

    Free access
    ZHANG JICHANG / CHEN GUOGUANG | European Patent Office | 2021

    Power supply device and vehicle

    Free access
    ZHOU JUNQIAO / ZHANG KAI / WANG CHENGKUN et al. | European Patent Office | 2023

    Multi-mode elevator floor recognition method based on image recognition technology and barometer

    Free access
    YUAN TANGLIANG / ZHANG JICHANG / WEI LIN et al. | European Patent Office | 2023

    Battery box, battery system and vehicle

    Free access
    NI WEI / LI XIAODONG / WANG CHENGKUN et al. | European Patent Office | 2023

    Heavy vehicle-mounted battery box body, battery pack and heavy vehicle

    Free access
    NI WEI / LI XIAODONG / WANG CHENGKUN et al. | European Patent Office | 2023

    Battery replacing equipment and battery replacing station

    Free access
    ZHOU DAQUAN / ZHOU JUNQIAO / WANG CHENGKUN et al. | European Patent Office | 2023

    Battery changing battery box and vehicle

    Free access
    WANG CHENGKUN / ZHOU JUNQIAO / LI XIAODONG et al. | European Patent Office | 2023