Beijing Tianyouxinpei High-tech Co., Ltd.

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Mechanical force-amplifying type motor-driven friction braking devi...
- Patent number 11,231,080
- Issue date Jan 25, 2022
- Beijing Tianyouxinpei High-tech Co., Ltd.
- Mengling Wu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

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