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发明名称
Vorrichtung zur Verhuetung des Schwitzens von metallischen Rekuperativlufterhitzern
摘要
申请公布号
DE505934(C)
申请公布日期
1930.08.27
申请号
DE1927H112014D
申请日期
1927.06.23
申请人
MAX & ERNST HARTMANN
发明人
分类号
F23M99/00
主分类号
F23M99/00
代理机构
代理人
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