Cheol-Hwan Choi

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Pusan, KR

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Patents Grantslast 30 patents

Information Patent Grant
Chamfering air tool
- Patent number 7,070,371
- Issue date Jul 4, 2006
- Cheol-Hwan Choi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
CHAMFERING AIR TOOL
- Publication number 20060120818
- Publication date Jun 8, 2006
- Cheol-Hwan Choi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR