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发明名称
VIDEO SIGNAL SWITCHING DEVICE
摘要
申请公布号
JPH02170682(A)
申请公布日期
1990.07.02
申请号
JP19880323241
申请日期
1988.12.23
申请人
NEC CORP
发明人
KAJITANI SHUNICHI
分类号
H04N5/268
主分类号
H04N5/268
代理机构
代理人
主权项
地址
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