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公开(公告)号:KR102259920B1
公开(公告)日:2021-06-01
申请号:KR1020200171022
申请日:2020-12-09
Applicant: 세종대학교산학협력단
Inventor: 송진우 , 이주한 , 김응주 , 김용훈 , 강산희
IPC: B64D45/00 , B64C39/02 , G01C17/38 , G01C17/30