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发明名称
Perfectionnements aux échangeurs de chaleur
摘要
申请公布号
FR62972(E)
申请公布日期
1955.07.01
申请号
FRD62972
申请日期
1952.06.17
申请人
发明人
MONNIER ADOLPHE
分类号
F28F7/02;F28F21/04
主分类号
F28F7/02
代理机构
代理人
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地址
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