Seong Hoon Kim

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Ansan-city, KR

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Patents Applicationslast 30 patents

Information Patent Application
Method of forming via hole using laser beam
- Publication number 20070138154
- Publication date Jun 21, 2007
- EO TECHNICS CO., LTD.
- Cheon Ya Seong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR