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公开(公告)号:KR102018787B1
公开(公告)日:2019-09-06
申请号:KR1020180036990
申请日:2018-03-30
Applicant: (주)엠투엔
Inventor: 황규호 , 박영근 , 김광호 , 유지환 , 김현구 , 정주영
IPC: G01R1/073 , G01R3/00
公开(公告)号:KR102018791B1
申请号:KR1020180037000
IPC: G01R1/04 , G01R1/073