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发明名称
VIDEO SIGNAL SWITCHING DEVICE
摘要
申请公布号
JPH04234288(A)
申请公布日期
1992.08.21
申请号
JP19900417435
申请日期
1990.12.28
申请人
SONY CORP
发明人
YAMAGUCHI TOSHIYUKI
分类号
H04N5/268;H04N7/18
主分类号
H04N5/268
代理机构
代理人
主权项
地址
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