Shujuan LI

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Wheel bolt hole protection plug placing device
- Patent number 11,084,057
- Issue date Aug 10, 2021
- CITIC Dicastal CO., LTD.
- Zuo Xu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Material transferring and positioning device for wheel machining ce...
- Patent number 10,751,807
- Issue date Aug 25, 2020
- CITIC Dicastal CO., LTD.
- Weidong Liu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
WHEEL BOLT HOLE PROTECTION PLUG PLACING DEVICE
- Publication number 20200038895
- Publication date Feb 6, 2020
- CITIC DICASTAL CO., LTD
- Weidong LIU
- B60 - VEHICLES IN GENERAL
Information Patent Application
MATERIAL TRANSFERRING AND POSITIONING DEVICE FOR WHEEL MACHINING CE...
- Publication number 20200038965
- Publication date Feb 6, 2020
- CITIC DICASTAL CO., LTD
- Weidong LIU
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR