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公开(公告)号:KR102119302B1
公开(公告)日:2020-06-04
申请号:KR1020180011079
申请日:2018-01-30
Applicant: 숭실대학교산학협력단
Inventor: 임성훈 , 이상언 , 김도형 , 장원지
IPC: H02H9/02