Ki-su Han

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Kyungki-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Correction lens system of an exposure apparatus for a cathode-ray t...
- Patent number 5,790,320
- Issue date Aug 4, 1998
- Samsung Display Devices Co., Ltd.
- Dong-hee Han
- H01 - BASIC ELECTRIC ELEMENTS