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公开(公告)号:KR2019930003513Y1
公开(公告)日:1993-06-19
申请号:KR2019910006895
申请日:1991-05-15
Applicant: 한국기계연구원
Inventor: 정동수 , 박현성
IPC: A61G3/02
Abstract: 내용 없음.