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发明名称
Improvements in and relating to aircraft with autorotative wings
摘要
申请公布号
GB452364(A)
申请公布日期
1936.08.17
申请号
GB19350001546
申请日期
1935.01.16
申请人
JUAN DE LA CIERVA
发明人
分类号
B64C27/02
主分类号
B64C27/02
代理机构
代理人
主权项
地址
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