Ai-jun Yan

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Tu-Cheng City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Rotating machine
- Patent number 7,963,514
- Issue date Jun 21, 2011
- Cheng Uei Precision Industry Co., Ltd.
- Xue-jin Li
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Rotating machine
- Publication number 20090084203
- Publication date Apr 2, 2009
- Xue-jin Li
- G01 - MEASURING TESTING