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发明名称
Azimuth radio beacon system
摘要
申请公布号
US2252699(A)
申请公布日期
1941.08.19
申请号
US19380222267
申请日期
1938.07.30
申请人
COLLINS RADIO COMPANY
发明人
BYRNE JOHN F.
分类号
G01S1/02;G01S19/10;G01S19/21;G01S19/46
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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