Ju Cheol Yun

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Gyeonggi-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing sharp spine-shaped projections on ceramic
- Patent number 7,883,747
- Issue date Feb 8, 2011
- Ju Cheol Yun
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Method for manufacturing sharp spine-shaped projections on ceramic
- Publication number 20080073814
- Publication date Mar 27, 2008
- Ju Cheol Yun
- B28 - WORKING CEMENT, CLAY, OR STONE