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发明名称
Pale de ventilateur hélicoïde
摘要
申请公布号
FR882201(A)
申请公布日期
1943.05.21
申请号
FRD882201
申请日期
1942.01.13
申请人
发明人
BRAUN ALEXANDRE
分类号
F04D29/38
主分类号
F04D29/38
代理机构
代理人
主权项
地址
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