ZUO-LIN GAO

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Shenzhen City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Fastening device manufacturing fastening system
- Patent number 8,713,772
- Issue date May 6, 2014
- HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD.
- Ying-Jun Peng
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
FASTENING SYSTEM AND FASTENING DEVICE MANUFACTURING THE SAME
- Publication number 20110236155
- Publication date Sep 29, 2011
- HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
- YING-JUN PENG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...