DONG JIN SEMICHEM CO., LTD

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INCHEON, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method of controlling metallic layer etching process and regenerati...
- Patent number 7,112,795
- Issue date Sep 26, 2006
- Dong Jin Semichem Co., Ltd.
- Ki-Beom Lee
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...