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发明名称
Radio navigation system
摘要
申请公布号
US2273914(A)
申请公布日期
1942.02.24
申请号
US19380204470
申请日期
1938.04.26
申请人
PANORAMIC RADIO CORPORATION
发明人
WALLACE MARCEL
分类号
G01S1/02;G01S19/04
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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