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发明名称
Position control system
摘要
申请公布号
US2233415(A)
申请公布日期
1941.03.04
申请号
US19370148653
申请日期
1937.06.17
申请人
SPERRY GYROSCOPE COMPANY, INC.
发明人
HULL HARVARD L.
分类号
G05D3/12
主分类号
G05D3/12
代理机构
代理人
主权项
地址
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