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发明名称
DIRECTIVITY VARIABLE ANTENNA
摘要
申请公布号
JPH02288602(A)
申请公布日期
1990.11.28
申请号
JP19890109657
申请日期
1989.04.28
申请人
NEC CORP
发明人
HIGUCHI YUJI;WATANABE HIROSHI
分类号
H01Q3/42;H01Q23/00
主分类号
H01Q3/42
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代理人
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