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发明名称
échangeur de chaleur
摘要
申请公布号
FR83366(E)
申请公布日期
1964.07.31
申请号
FR19630925842
申请日期
1963.02.25
申请人
发明人
LECLERCQ PIERRE
分类号
F28D7/10
主分类号
F28D7/10
代理机构
代理人
主权项
地址
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