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发明名称
Direction finder
摘要
申请公布号
US2468109(A)
申请公布日期
1949.04.26
申请号
US19450583502
申请日期
1945.03.19
申请人
FEDERAL TELEPHONE AND RADIO CORPORATION
发明人
RICHARDSON AVERY G.;EVERHART ARBOR G.
分类号
G01S1/02;G01S19/15;G01S19/18;G01S19/48;G01S19/49;G01S19/54
主分类号
G01S1/02
代理机构
代理人
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地址
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