Eun Sub Lee

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Kyungsangbuk-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing frame for cathode ray tube
- Patent number 5,813,271
- Issue date Sep 29, 1998
- Orion Metal Company Ltd.
- Eun Sub Lee
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...