Zhuo CHEN

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Xuzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Safety pin locking device for workpiece turnover and workpiece turn...
- Patent number 12,152,621
- Issue date Nov 26, 2024
- XUZHOU XCMG MINING MACHINERY CO., LTD.
- Hongyi Qin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
SAFETY PIN LOCKING DEVICE FOR WORKPIECE TURNOVER AND WORKPIECE TURN...
- Publication number 20240263661
- Publication date Aug 8, 2024
- XUZHOU XCMG MINING MACHINERY CO., LTD.
- Hongyi QIN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...