Song O. Shik

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Daegu-City, KR

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Patents Grantslast 30 patents

Information Patent Grant
Convergence correction device for electron beams in color picture t...
- Patent number 6,586,893
- Issue date Jul 1, 2003
- Song O Shik
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Convergence correction device for electron beams in color picture t...
- Publication number 20030048065
- Publication date Mar 13, 2003
- Song O. Shik
- H01 - BASIC ELECTRIC ELEMENTS