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经营范围
发明名称
Airplane control column
摘要
申请公布号
US2206474(A)
申请公布日期
1940.07.02
申请号
US19380248640
申请日期
1938.12.30
申请人
BELL AIRCRAFT CORPORATION
发明人
BOWERS HERBERT L.;WOLF ROBERT A.
分类号
B64C13/04
主分类号
B64C13/04
代理机构
代理人
主权项
地址
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