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发明名称
DIRECTIVITY ADJUSTING DEVICE FOR EARTH STATION ANTENNA
摘要
申请公布号
JPS6374202(A)
申请公布日期
1988.04.04
申请号
JP19860218855
申请日期
1986.09.17
申请人
NEC CORP
发明人
YOSHIHARA KATSUSHI
分类号
H01Q3/02;H01Q1/12
主分类号
H01Q3/02
代理机构
代理人
主权项
地址
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