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发明名称
Helicopter control
摘要
申请公布号
US2600930(A)
申请公布日期
1952.06.17
申请号
US19460698947
申请日期
1946.09.24
申请人
UNITED AIRCRAFT CORPORATION
发明人
SIKORSKY IGOR I.
分类号
B64C27/04
主分类号
B64C27/04
代理机构
代理人
主权项
地址
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