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发明名称
Indicating tube system
摘要
申请公布号
US2471409(A)
申请公布日期
1949.05.31
申请号
US19450615934
申请日期
1945.09.13
申请人
FEDERAL TELEPHONE AND RADIO CORPORATION
发明人
BUSIGNIES HENRI G.
分类号
G01S1/02;G01S19/13;G01S19/14;G01S19/35;H01J31/24
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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