Gong; Yeou-Wei

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Chu-chi, TW

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Patents Grantslast 30 patents

Information Patent Grant
Wooden horse able to move forwards and to change moving direction
- Patent number 4,834,402
- Issue date May 30, 1989
- Gong; Yeou-Wei
- Cheng-Ming Jian
- A63 - SPORTS GAMES AMUSEMENTS