1–5 von 5 Ergebnissen
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    High-speed rail steel rail corrugation detection device and method

    Freier Zugriff
    WU JUNJIAN / ZHANG LEI / HU SHAONAN et al. | Europäisches Patentamt | 2024

    Buried traffic signal lamp intelligent control method and system

    Freier Zugriff
    LIU JUN / SHAO QUANLI / LI GUI et al. | Europäisches Patentamt | 2022

    Buckle type traffic signal lamp mounting structure

    Freier Zugriff
    MA CHENGGANG / LIU HONGGANG / LIU CHUNLEI et al. | Europäisches Patentamt | 2022

    Road traffic signal lamp based on Internet of Things

    Freier Zugriff
    LIU JUN / SHAO QUANLI / JIANG SHUAI et al. | Europäisches Patentamt | 2020

    Intelligent traffic signal lamp system

    Freier Zugriff
    LIU JUN / SHAO QUANLI / LI GUI et al. | Europäisches Patentamt | 2020