Chuan-Pao Chao

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Tainan, TW

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Patents Grantslast 30 patents

Information Patent Grant
Renovated structure for an adjustable desk chair
- Patent number 5,697,668
- Issue date Dec 16, 1997
- Chuan-Pao Chao
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...