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发明名称
ROTARY WING AIRCRAFT
摘要
申请公布号
CA476711(A)
申请公布日期
1951.09.04
申请号
CAD476711
申请日期
申请人
THE FAIREY AVIATION COMPANY LIMITED
发明人
FRIEDERICH LIST DOBLHOFF
分类号
主分类号
代理机构
代理人
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