Sue-Zeng Yang

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I-Lan Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Reliably sensing bubble leveling means
- Patent number 6,647,634
- Issue date Nov 18, 2003
- Sue-Zeng Yang
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Reliably sensing bubble leveling means
- Publication number 20020189116
- Publication date Dec 19, 2002
- Sue-Zeng Yang
- G01 - MEASURING TESTING