Chih-Chang Chiang

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Taichung Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Chest lock having a linking action
- Patent number 5,943,886
- Issue date Aug 31, 1999
- Chiang; Chih-Tien
- Chih-Chang Chiang
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES