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公开(公告)号:KR2019920012844U
公开(公告)日:1992-07-25
申请号:KR2019900022045
申请日:1990-12-31
Applicant: 삼성전자주식회사
Inventor: 김만희 , 정규하
IPC: F25D21/06
公开(公告)号:KR2019920012826U
申请号:KR2019900022046
Inventor: 김만희
IPC: F25B39/02