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经营范围
发明名称
Improvements in or relating to aircraft having an even number of propulsion units
摘要
申请公布号
GB844520(A)
申请公布日期
1960.08.10
申请号
GB19580019375
申请日期
1958.06.17
申请人
SOCIETE DE BREVETS H.D.
发明人
分类号
B64C9/38
主分类号
B64C9/38
代理机构
代理人
主权项
地址
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