Chin-Shan Ko

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Shengang Shiang, TW

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Patents Grantslast 30 patents

Information Patent Grant
Joint between tubes of a tube combination having annular trenches
- Patent number 6,840,702
- Issue date Jan 11, 2005
- Chin-Shan Ko
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Joint between tubes of a tube combination having annular trenches
- Publication number 20040156674
- Publication date Aug 12, 2004
- Chin-Shan Ko
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...