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发明名称
Radio system
摘要
申请公布号
US2245660(A)
申请公布日期
1941.06.17
申请号
US19380234562
申请日期
1938.10.12
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
FELDMAN CARL B. H.;FRIIS HARALD T.
分类号
H01Q3/32;H04B7/02
主分类号
H01Q3/32
代理机构
代理人
主权项
地址
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