Yeo-Joo Choi

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Cheonnnam, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for suppressing formation of scale in hot finishi...
- Patent number 6,055,835
- Issue date May 2, 2000
- Mitsubishi Heavy Industries, Ltd.
- Tsutomu Kawamizu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...