1–10 von 38 Ergebnissen
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    Environment-friendly, energy-saving and noise-reducing elevator car

    Freier Zugriff
    LI YULIN | Europäisches Patentamt | 2022

    Auxiliary brake system and electric scooter using same

    Freier Zugriff
    LEE MYUNG-HEON / LI YULIN / LIU JUNTING | Europäisches Patentamt | 2023

    Manufacturing method of marine LED support and ship

    Freier Zugriff
    JIN SONG / LI YULIN / LIANG YUN et al. | Europäisches Patentamt | 2024