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公开(公告)号:KR102080619B1
公开(公告)日:2020-02-25
申请号:KR1020180041268
申请日:2018-04-09
Applicant: 성균관대학교산학협력단
Inventor: 김용세 , 최은미 , 최정은 , 최윤화
IPC: G06Q30/02