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发明名称
Radio navigation device
摘要
申请公布号
US2208379(A)
申请公布日期
1940.07.16
申请号
US19390253891
申请日期
1939.01.31
申请人
RADIO CORPORATION
发明人
LUCK DAVID G. C.
分类号
G01S1/02;G01S19/13;G01S19/35
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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