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发明名称
Système de moyeu pour hélice à pas et diamètre variables simultanément
摘要
申请公布号
FR727628(A)
申请公布日期
1932.06.21
申请号
FRD727628
申请日期
1931.12.07
申请人
发明人
GARNIER CLAUDE-ETIENNE
分类号
B64C11/00
主分类号
B64C11/00
代理机构
代理人
主权项
地址
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