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发明名称
AIRCRAFT WITH AUTO-ROTATIVE WINGS
摘要
申请公布号
IE12659(L)
申请公布日期
1933.06.16
申请号
IED12659
申请日期
1932.11.17
申请人
THE CIERVA AUTOGIRO CO. LTD.
发明人
分类号
B64C;(IPC1-7):B64C
主分类号
B64C
代理机构
代理人
主权项
地址
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