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公开(公告)号:KR101971731B1
公开(公告)日:2019-04-25
申请号:KR1020170052834
申请日:2017-04-25
Applicant: 한국과학기술연구원
Inventor: 심재혁 , 최종관 , 서진유
IPC: B22F9/24 , B22F9/04 , C22C21/00 , C22C1/04