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经营范围
发明名称
Directional and trim control for rotary wing aircraft
摘要
申请公布号
US2550538(A)
申请公布日期
1951.04.24
申请号
US19460689458
申请日期
1946.08.09
申请人
DOMAN HELICOPTERS, INC.
发明人
DOMAN GLIDDEN S.
分类号
B64C27/32
主分类号
B64C27/32
代理机构
代理人
主权项
地址
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