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发明名称
Méthode et appareils pour l'échange de chaleur
摘要
申请公布号
FR813803(A)
申请公布日期
1937.06.09
申请号
FRD813803
申请日期
1936.11.20
申请人
发明人
LEVIN ISAAC H.
分类号
F28D7/02;F28D7/10
主分类号
F28D7/02
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代理人
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