1–8 von 8 Ergebnissen
|

    Variable hub of electric bicycle

    Freier Zugriff
    HE WU / QU FEI | Europäisches Patentamt | 2023

    Brake auxiliary device of fixed tooth flywheel bicycle

    Freier Zugriff
    HE JIAN / QU FEI / HE WU | Europäisches Patentamt | 2023

    Anti-theft kickstand of electric bicycle

    Freier Zugriff
    HE WU / QU FEI / HE JIAN | Europäisches Patentamt | 2024

    Practice type anti-falling scooter

    Freier Zugriff
    QU FEI / HE WU / HE JIAN | Europäisches Patentamt | 2023

    Adjustable power bicycle special for disabled people

    Freier Zugriff
    QU FEI / HE WU / HE JIAN | Europäisches Patentamt | 2023

    Sealing method for closed top loading of volatile liquid prone to solidification

    Freier Zugriff
    FU WEILU / QU FEI / WANG LIN et al. | Europäisches Patentamt | 2015

    High-speed train speed measuring radar

    Freier Zugriff
    WANG YUCHEN / FENG HAILONG / LIU BOQI et al. | Europäisches Patentamt | 2021