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发明名称
Improvements in or relating to helicopters
摘要
申请公布号
GB570778(A)
申请公布日期
1945.07.23
申请号
GB19440001987
申请日期
1944.02.03
申请人
THE FAIREY AVIATION COMPANY LIMITED;HERBERT EUGENE CHAPLIN;FRANCIS JOSEPH COSTIGAN
发明人
分类号
B64C27/54
主分类号
B64C27/54
代理机构
代理人
主权项
地址
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