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发明名称
DACHENTLUEFTUNGSVORRICHTUNG
摘要
申请公布号
DE1454552(B2)
申请公布日期
1972.02.24
申请号
DE19631454552
申请日期
1963.06.14
申请人
发明人
分类号
F24F7/02;F24F13/24;(IPC1-7):F16L55/02
主分类号
F24F7/02
代理机构
代理人
主权项
地址
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