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发明名称
Radio drift course finder
摘要
申请公布号
US2207709(A)
申请公布日期
1940.07.16
申请号
US19350054196
申请日期
1935.12.13
申请人
SPERRY GYROSCOPE COMPANY, INC.
发明人
BATES MORTIMER F.
分类号
G01S1/02;G01S19/48
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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