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发明名称
Dispositif de commande de la variation du pas d'une hélice à pas variable en vol
摘要
申请公布号
FR50162(E)
申请公布日期
1940.01.17
申请号
FRD50162
申请日期
1938.09.07
申请人
SOCIETE D'ETUDES POUR L'AVIATION
发明人
分类号
B64C11/36
主分类号
B64C11/36
代理机构
代理人
主权项
地址
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