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发明名称
Perfectionnement aux appareils échangeurs de température
摘要
申请公布号
FR991316(A)
申请公布日期
1951.10.04
申请号
FRD991316
申请日期
1949.07.22
申请人
发明人
JACIR JOSEPH
分类号
F28D7/08
主分类号
F28D7/08
代理机构
代理人
主权项
地址
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