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公开(公告)号:KR102071819B1
公开(公告)日:2020-01-30
申请号:KR1020190020677
申请日:2019-02-21
Applicant: 숭실대학교산학협력단
Inventor: 서철헌 , 윤나내 , 하반남
IPC: H01Q9/04 , H01P7/08 , H01P7/10 , H01Q1/46 , H01Q5/20