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公开(公告)号:KR100005252B1
公开(公告)日:1976-10-28
申请号:KR1019750002704
申请日:1975-12-11
Applicant: 한국과학기술연구원
Inventor: 박원훈 , 박원희 , 옥명준
IPC: C10B55/02
公开(公告)号:KR1019760000366B1
公开(公告)日:1976-08-10