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公开(公告)号:KR102264211B1
公开(公告)日:2021-06-11
申请号:KR1020190161225
申请日:2019-12-06
Applicant: 한국전자기술연구원
Inventor: 홍지수 , 홍성희 , 김영민
IPC: G03H1/04 , G03H1/10 , G06T19/00