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公开(公告)号:KR101961121B1
公开(公告)日:2019-07-17
申请号:KR1020160180933
申请日:2016-12-28
Applicant: 한국국토정보공사
Inventor: 여원찬 , 길창석 , 김명기 , 황우석
IPC: G01C9/30 , G01C9/32 , G01C9/34 , F16M11/32 , G01C5/04 , G01C3/16