Qingguo Zhao

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Henan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Outer frame for cubic hinge press and the cubic hinge press with th...
- Patent number 7,819,648
- Issue date Oct 26, 2010
- Zhengzhou Synthetic Diamond and Related Products Engineering Technology Resea...
- Jinzhong Yang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
OUTER FRAME FOR CUBIC HINGE PRESS AND THE CUBIC HINGE PRESS WITH TH...
- Publication number 20090136607
- Publication date May 28, 2009
- ZHENGZHOU SYNTHETIC DIAMOND AND RELATED PRODUCTS E
- Jinzhong Yang
- B30 - PRESSES