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公开(公告)号:KR102112142B1
公开(公告)日:2020-05-19
申请号:KR1020180094852
申请日:2018-08-14
Applicant: 군산대학교산학협력단
Inventor: 김원주 , 강성균 , 강지성 , 장민석
IPC: G08G1/07