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公开(公告)号:KR100006268B1
公开(公告)日:1979-03-21
申请号:KR1019770001756
申请日:1977-08-01
Applicant: 한국과학기술연구원
Inventor: 박원훈 , 백기황 , 홍성안
IPC: C10L5/06