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发明名称
REGENERATIVER WAERMETAUSCHER
摘要
申请公布号
DE1906348(B2)
申请公布日期
1972.06.29
申请号
DE19691906348
申请日期
1969.02.08
申请人
发明人
分类号
F28D19/02;(IPC1-7):F28D19/02
主分类号
F28D19/02
代理机构
代理人
主权项
地址
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