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经营范围
发明名称
Aileron escamotable permettant à tout instant de faire varier notamment la surface des ailes et des plans fixes horizontaux des avions et hydravions
摘要
申请公布号
FR842416(A)
申请公布日期
1939.06.12
申请号
FRD842416
申请日期
1938.02.16
申请人
发明人
RAYMOND-ALFRED-LOUIS MARCHENAY
分类号
B64C3/54
主分类号
B64C3/54
代理机构
代理人
主权项
地址
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