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经营范围
发明名称
Dispositif récupérateur de chaleur pour fours et autres applications
摘要
申请公布号
FR889621(A)
申请公布日期
1944.01.14
申请号
FRD889621
申请日期
1942.08.28
申请人
发明人
FOURMENT MARCEL
分类号
F28D17/02
主分类号
F28D17/02
代理机构
代理人
主权项
地址
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