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发明名称
Improvements in helicopters
摘要
申请公布号
GB580109(A)
申请公布日期
1946.08.27
申请号
GB19440005789
申请日期
1944.03.29
申请人
THE CIERVA AUTOGIRO COMPANY LIMITED;CYRIL GEORGE PULLIN
发明人
分类号
B64C27/59
主分类号
B64C27/59
代理机构
代理人
主权项
地址
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