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发明名称
摘要
申请公布号
DD124073(A1)
申请公布日期
1977.02.02
申请号
DD19750190245
申请日期
1975.12.18
申请人
发明人
分类号
F27B17/00;F27D11/00;(IPC1-7):F27D11/00
主分类号
F27B17/00
代理机构
代理人
主权项
地址
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