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经营范围
发明名称
Ventilateur axial à gaz chauds
摘要
申请公布号
FR1055416(A)
申请公布日期
1954.02.18
申请号
FRD1055416
申请日期
1952.05.05
申请人
发明人
SIEGWART EMIL
分类号
F04D25/08
主分类号
F04D25/08
代理机构
代理人
主权项
地址
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