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公开(公告)号:KR102055376B1
公开(公告)日:2019-12-12
申请号:KR1020180090760
申请日:2018-08-03
Applicant: 가톨릭관동대학교산학협력단
Inventor: 김병윤 , 홍종민 , 김호현 , 장호현
IPC: A62B35/00 , A62B35/04 , E04G21/32