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公开(公告)号:KR102143234B1
公开(公告)日:2020-08-12
申请号:KR1020190040107
申请日:2019-04-05
Applicant: 주식회사우경정보기술
Inventor: 박윤하 , 장연태 , 최정필 , 전선민 , 김형도
IPC: H04N7/18 , H04N17/00