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发明名称
Perfectionnements à la construction des radiateurs de chauffage central en acier
摘要
申请公布号
FR849839(A)
申请公布日期
1939.12.02
申请号
FRD849839
申请日期
1939.02.04
申请人
发明人
分类号
F24H9/12
主分类号
F24H9/12
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代理人
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