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公开(公告)号:KR2019930025589U
公开(公告)日:1993-12-20
申请号:KR2019920008555
申请日:1992-05-19
Applicant: 한국화학연구원
Inventor: 권성웅 , 민덕홍 , 한국화학연구원
IPC: B65D81/34