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发明名称
Diversity system
摘要
申请公布号
US2956276(A)
申请公布日期
1960.10.11
申请号
US19570684026
申请日期
1957.09.16
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
FRIIS HARALD T.
分类号
H01P1/38;H01Q19/17;H01Q25/00
主分类号
H01P1/38
代理机构
代理人
主权项
地址
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