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公开(公告)号:KR102152217B1
公开(公告)日:2020-09-04
申请号:KR1020180165911
申请日:2018-12-20
Applicant: 서강대학교산학협력단
Inventor: 임인성 , 안재풍 , 천우영 , 최규진 , 이재석
IPC: G02B30/00