Jian Kuo Yang

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Taipei City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Automatic adjusting device for adjusting the position of the center...
- Patent number 6,575,854
- Issue date Jun 10, 2003
- Jian Kuo Yang
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC ADJUSTING DEVICE FOR ADJUSTING THE POSITION OF THE CENTER...
- Publication number 20030109337
- Publication date Jun 12, 2003
- Jian Kuo Yang
- A63 - SPORTS GAMES AMUSEMENTS