1–7 of 7 hits
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    LUGGAGE CART

    Free access
    ZHANG LI / CHEN ZHIQIANG / HUANG QINGPING et al. | European Patent Office | 2023

    Mobile security check system for simultaneously checking figures

    Free access
    CHEN ZHIQIANG / ZHANG LI / HUANG QINGPING et al. | European Patent Office | 2022

    Vehicle-mounted security check system

    Free access
    CHEN ZHIQIANG / ZHANG LI / HUANG QINGPING et al. | European Patent Office | 2022

    Vehicle-mounted security check system

    Free access
    ZHANG LI / CHEN ZHIQIANG / HUANG QINGPING et al. | European Patent Office | 2023

    수하물 카트

    Free access
    ZHANG LI / CHEN ZHIQIANG / HUANG QINGPING et al. | European Patent Office | 2019