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公开(公告)号:KR102054665B1
公开(公告)日:2020-01-22
申请号:KR1020170169945
申请日:2017-12-12
Applicant: 세종대학교산학협력단
Inventor: 이현종 , 줄리우스플로레스
IPC: E01C23/07 , G01B11/30 , G01H17/00