Yongze Kang

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Device for fixing metal tube with plate by expansion
- Patent number 10,987,717
- Issue date Apr 27, 2021
- CITIC Dicastal CO., LTD.
- Guoyuan Xiong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR FIXING METAL TUBE WITH PLATE BY EXPANSION
- Publication number 20190262890
- Publication date Aug 29, 2019
- CITIC DICASTAL CO., LTD
- Youdao XING
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...