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经营范围
发明名称
Aspirateur pour le tirage des cheminées et la ventilation
摘要
申请公布号
FR711170(A)
申请公布日期
1931.09.04
申请号
FRD711170
申请日期
1930.05.16
申请人
发明人
SCHUTZ BENOIT
分类号
F23L17/02
主分类号
F23L17/02
代理机构
代理人
主权项
地址
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