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发明名称
BE- BZW. ENTLUEFTUNGSVORRICHTUNG
摘要
申请公布号
DE1454549(B2)
申请公布日期
1973.06.20
申请号
DE19641454549
申请日期
1964.11.26
申请人
发明人
分类号
F24F7/02;F24F13/14;(IPC1-7):F24F13/08
主分类号
F24F7/02
代理机构
代理人
主权项
地址
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