A-Tso Yang

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Taipei Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Hinge for a portable computer
- Patent number 5,467,504
- Issue date Nov 21, 1995
- Chiahuan Spring Co., Ltd.
- A-Tso Yang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES