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发明名称
Ring source omnidirectional antenna
摘要
申请公布号
US2881431(A)
申请公布日期
1959.04.07
申请号
US19560575292
申请日期
1956.03.30
申请人
HENNESSEY FRANK L
发明人
HENNESSEY FRANK L.
分类号
H01Q19/06;H01Q19/10
主分类号
H01Q19/06
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