Kwan Yong Choi

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Jinju-City, Kyungnam, KR

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Patents Grantslast 30 patents

Information Patent Grant
Canvas cleaning apparatus for use in paper mill
- Patent number 7,131,297
- Issue date Nov 7, 2006
- Kwan Yong Choi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE