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发明名称
Perfectionnement aux ventilateurs
摘要
申请公布号
FR1337094(A)
申请公布日期
1963.09.06
申请号
FR19620913253
申请日期
1962.10.24
申请人
COMPAGNIE ELECTRO-MECANIQUE
发明人
分类号
F04D29/34
主分类号
F04D29/34
代理机构
代理人
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