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发明名称
Radio navigation system
摘要
申请公布号
US2541125(A)
申请公布日期
1951.02.13
申请号
US19470785630
申请日期
1947.11.13
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
STRONG CHARLES ERIC
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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