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发明名称
CHANNEL SELECTION DEVICE
摘要
申请公布号
JPH03102908(A)
申请公布日期
1991.04.30
申请号
JP19890239931
申请日期
1989.09.18
申请人
HITACHI LTD
发明人
ITAGAKI TSUGIO
分类号
H03J7/02;H04N5/44
主分类号
H03J7/02
代理机构
代理人
主权项
地址
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