1–20 of 454 hits
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    Cart

    Free access
    LI FENG | European Patent Office | 2024

      Cart

      Free access
      LI FENG | European Patent Office | 2024

      Cart

      Free access
      LI FENG / WU CHUANXIANG | European Patent Office | 2020

    Air filtering device, fuel cell vehicle and air inlet control method

    Free access
    LI FENG | European Patent Office | 2022

    Folding cart

    Free access
    LI FENG | European Patent Office | 2023

    Water conservancy reservoir investigation sampling device

    Free access
    LI FENG | European Patent Office | 2021

    Carrier

    Free access
    LI FENG | European Patent Office | 2024

    Unmanned aerial vehicle liquid adding equipment

    Free access
    LI FENG | European Patent Office | 2022

    Vehicle detection method and device and electronic equipment

    Free access
    LI FENG | European Patent Office | 2024

    Garbage transfer intelligent control system and method

    Free access
    LI FENG | European Patent Office | 2022

    Anti-collision road roller

    Free access
    LI FENG | European Patent Office | 2023

    Baby stroller

    Free access
    LI FENG | European Patent Office | 2020

      Baby stroller

      Free access
      LI FENG / WU CHUANXIANG | European Patent Office | 2020

      Baby stroller

      Free access
      LI FENG / WU CHUANXIANG | European Patent Office | 2020

      Baby stroller

      Free access
      LI FENG / LIU YU | European Patent Office | 2020

      Baby stroller

      Free access
      LI FENG / WU CHUANXIANG | European Patent Office | 2020

    Vertical parking method and device

    Free access
    LI FENG | European Patent Office | 2022

    Improved hoisting device and method

    Free access
    LI FENG | European Patent Office | 2020

    Back-covered portal-frame elevator

    Free access
    LI FENG | European Patent Office | 2020

    Logistics intelligent storage building system and use method thereof

    Free access
    LI FENG | European Patent Office | 2021

    Advertising lamp box for automobile wheel

    Free access
    LI FENG | European Patent Office | 2015

    Derailing prevention wheels, crane, trolley of crane and cart of crane

    Free access
    LI FENG | European Patent Office | 2015