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公开(公告)号:KR102258156B1
公开(公告)日:2021-06-01
申请号:KR1020190033161
申请日:2019-03-22
Applicant: (주)벤텍프런티어
Inventor: 김종호 , 기윤종 , 박희주 , 정필수
IPC: G01N33/00 , G05D7/06