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经营范围
发明名称
Folding wing aircraft
摘要
申请公布号
US2289224(A)
申请公布日期
1942.07.07
申请号
US19400319616
申请日期
1940.02.19
申请人
DOUGLAS AIRCRAFT COMPANY, INC.
发明人
SWANSON OSEAR A.;LIPP JAMES E.;ANDERSON NEWTON H.;FLEMING FRANK N.
分类号
B64C3/56
主分类号
B64C3/56
代理机构
代理人
主权项
地址
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