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发明名称
A small helical antenna with non-directional radiation pattern
摘要
申请公布号
EP0865100(B1)
申请公布日期
2006.05.31
申请号
EP19980104496
申请日期
1998.03.12
申请人
NEC CORPORATION
发明人
KURAMOTO, AKIO
分类号
H01Q11/08;H01Q21/24;H01Q1/36;H01Q1/38
主分类号
H01Q11/08
代理机构
代理人
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地址
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