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公开(公告)号:KR102071885B1
公开(公告)日:2020-01-31
申请号:KR1020190006155
申请日:2019-01-17
Applicant: 전북대학교산학협력단
Inventor: 정용채 , 차우다리기르다리
IPC: H04B1/58 , H04B1/56 , H04B1/48
公开(公告)号:KR101965570B1
公开(公告)日:2019-08-13
申请号:KR1020180009872
申请日:2018-01-26
IPC: H04B1/58 , H04B1/48