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公开(公告)号:KR102139246B1
公开(公告)日:2020-07-29
申请号:KR1020180058122
申请日:2018-05-23
Applicant: 군산대학교산학협력단
Inventor: 오원환 , 남강현
IPC: G06F21/60 , H04L9/06 , H04L29/06 , H04L29/08
公开(公告)号:KR101966159B1
公开(公告)日:2019-08-13
申请号:KR1020170092043
申请日:2017-07-20
Inventor: 남강현 , 오원환 , 한세민 , 이호영
IPC: G06Q50/14 , H04L29/08 , H04W4/00 , G06Q50/10 , G06Q30/02