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公开(公告)号:KR200073227Y1
公开(公告)日:1993-07-08
申请号:KR2019900013972
申请日:1990-09-07
Applicant: 조민행
Inventor: 조민행
IPC: B66C3/02
公开(公告)号:KR2019930001673Y1
公开(公告)日:1993-04-10
Abstract: 내용 없음.