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发明名称
HOME SATELLITE BROADCAST/RECEIVER DEVICE WITH ANTENNA DIRECTION SWITCHING DEVICE
摘要
申请公布号
JPH03273702(A)
申请公布日期
1991.12.04
申请号
JP19900075003
申请日期
1990.03.22
申请人
NEC CORP
发明人
SASAKI RYUJI
分类号
H01Q3/02;H04B1/08;H04N5/44;H04N7/20
主分类号
H01Q3/02
代理机构
代理人
主权项
地址
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