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经营范围
发明名称
Improvements in or relating to variable pitch propellors, especially for aircraft
摘要
申请公布号
GB485878(A)
申请公布日期
1938.05.26
申请号
GB19360034444
申请日期
1936.12.15
申请人
THE FAIREY AVIATION COMPANY LIMITED;ARCHIBALD GRAHAM FORSYTH
发明人
分类号
B64C11/38
主分类号
B64C11/38
代理机构
代理人
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地址
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