Jui-Wen Chen

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Shu-Lin city, TW

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Patents Grantslast 30 patents

Information Patent Grant
Impression mold
- Patent number 6,779,773
- Issue date Aug 24, 2004
- Jui-Wen Chen
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Impression mold
- Publication number 20030234340
- Publication date Dec 25, 2003
- Jui-Wen Chen
- B28 - WORKING CEMENT, CLAY, OR STONE