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发明名称
échangeur de chaleur de nettoyage rapide
摘要
申请公布号
FR1061093(A)
申请公布日期
1954.04.08
申请号
FRD1061093
申请日期
1952.07.30
申请人
发明人
BAIN PIERRE-LOUIS
分类号
F28D7/02;F28D7/04
主分类号
F28D7/02
代理机构
代理人
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