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公开(公告)号:KR100582549B1
公开(公告)日:2006-05-22
申请号:KR1020040109598
申请日:2004-12-21
Applicant: 한국전자통신연구원
Inventor: 이동훈 , 조창식 , 배수영 , 마평수
IPC: G06Q50/10 , G06F15/16