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发明名称
Helicopter control apparatus
摘要
申请公布号
US2606622(A)
申请公布日期
1952.08.12
申请号
US19470794844
申请日期
1947.12.31
申请人
THE SPERRY CORPORATION
发明人
BATES MORTIMER F.
分类号
B64C27/54
主分类号
B64C27/54
代理机构
代理人
主权项
地址
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