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发明名称
Multi-beam convergence controlling systems
摘要
申请公布号
US2999186(A)
申请公布日期
1961.09.05
申请号
US19530347284
申请日期
1953.04.07
申请人
RADIO CORPORATION OF AMERICA
发明人
PRITCHARD DALTON H.;NELSON MORRIS DAVID
分类号
H04N9/28
主分类号
H04N9/28
代理机构
代理人
主权项
地址
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