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公开(公告)号：EP2140359A4
公开(公告)日：2015-01-21
申请号：EP08741408
申请日：2008-04-17
Applicant: KOREA ELECTRONICS TELECOMM
Inventor： LEE JOO-YOUNG , CHOO HYUN-GON , NAM JE-HO , CHOI BUM-SUK , HONG JIN-WOO
CPC classification number: G06F21/10
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