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公开(公告)号:KR102058795B1
公开(公告)日:2019-12-23
申请号:KR1020180072114
申请日:2018-06-22
Applicant: 박훈
Inventor: 박훈 , 박지훈
IPC: G06Q50/10 , G07C9/00 , G06Q20/06