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发明名称
Perfectionnements aux cheminées
摘要
申请公布号
FR690531(A)
申请公布日期
1930.09.23
申请号
FRD690531
申请日期
1930.02.25
申请人
发明人
JOUSSET EMILE
分类号
F23L17/10
主分类号
F23L17/10
代理机构
代理人
主权项
地址
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