1–5 von 5 Ergebnissen
|

    Sleeper type internal locking electro-hydraulic conversion equipment

    Freier Zugriff
    ZHAO YONGGEN / ZHANG YU / XU JIANJUN et al. | Europäisches Patentamt | 2021

    Electro-hydraulic switch machine monitoring system

    Freier Zugriff
    ZHANG YU / DAI YIQING / ZHU LI et al. | Europäisches Patentamt | 2020

    Data processing system of vehicle-mounted ATC system

    Freier Zugriff
    GU WEIHUA / ZHANG YU / DAI YIQING et al. | Europäisches Patentamt | 2020

    Axle counting system and axle counting diagnostic device used for axle counting system

    Freier Zugriff
    GE SHIPING / ZHANG YU / DAI YIQING et al. | Europäisches Patentamt | 2020

    Fault detection system of train-ground communication system

    Freier Zugriff
    SONG BO / ZHANG YU / DAI YIQING et al. | Europäisches Patentamt | 2020