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发明名称
échangeur de température
摘要
申请公布号
FR712524(A)
申请公布日期
1931.10.03
申请号
FRD712524
申请日期
1930.06.16
申请人
发明人
SAUGY HUMBERT FROSSARD DE
分类号
F28C1/00;F28C1/02
主分类号
F28C1/00
代理机构
代理人
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地址
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