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经营范围
发明名称
Dispositif de dépoussiérage des gaz
摘要
申请公布号
FR709492(A)
申请公布日期
1931.08.07
申请号
FRD709492
申请日期
1930.04.19
申请人
SOCIETE D'ELECTRICITE DE LA REGION DE VALENCIENNESANZIN
发明人
分类号
B01D45/02
主分类号
B01D45/02
代理机构
代理人
主权项
地址
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