Saved successfully
Save failed
Saved Successfully
Save Failed
公开(公告)号:KR1019910002280B1
公开(公告)日:1991-04-11
申请号:KR1019870012932
申请日:1987-11-17
Applicant: 한국과학기술연구원
Inventor: 조영상 , 오재춘
IPC: C07C55/14
Abstract: 내용 없음.