Feng-I Chiang

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Feng-Yuan City 42041, TW

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Patents Grantslast 30 patents

Information Patent Grant
Superimposed drain cover
- Patent number 6,344,137
- Issue date Feb 5, 2002
- Feng-I Chiang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Structurally improved toilet
- Patent number 6,085,365
- Issue date Jul 11, 2000
- Feng-I Chiang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...