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发明名称
VERBESSERTER SPIRALWÄRMEAUSTAUSCHER
摘要
申请公布号
DE60121576(T2)
申请公布日期
2007.06.28
申请号
DE20016021576T
申请日期
2001.05.25
申请人
SPIREC (S.A.)
发明人
GUEGUEN, JEAN-MARIE
分类号
F28D9/04;F28F3/04;B21D53/04;F28D1/03
主分类号
F28D9/04
代理机构
代理人
主权项
地址
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