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发明名称
DIGITAL TELEVISION STANDARDS CONVERSION
摘要
申请公布号
GB9020154(D0)
申请公布日期
1990.10.24
申请号
GB19900020154
申请日期
1990.09.14
申请人
SNELL & WILCOX LIMITED
发明人
分类号
H04N7/01
主分类号
H04N7/01
代理机构
代理人
主权项
地址
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