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公开(公告)号:KR101988532B1
公开(公告)日:2019-06-12
申请号:KR1020170065324
申请日:2017-05-26
Applicant: 조선대학교산학협력단
Inventor: 조금배 , 최연옥 , 최권우 , 노종현
IPC: G02B26/00 , G02B26/02