Hui Liang

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Foshan, CN

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 7,293,804
- Issue date Nov 13, 2007
- Foshan Rifeng Enterprise Co., Ltd.
- Yong Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
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- Publication number 20060220378
- Publication date Oct 5, 2006
- Foshan Rifeng Enterprise Co., Ltd.
- Yong Li
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...