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发明名称
METHOD FOR PRODUCING COPY PROTECTED RECORDED VIDEOTAPE HAVING UNCOPYABLE VERTICAL SYNCHRONIZING SIGNAL PARTITION
摘要
申请公布号
US5179452(A)
申请公布日期
1993.01.12
申请号
US19880225741
申请日期
1988.07.29
申请人
SCITEC CORPORATION
发明人
TAKAHASHI, YASUNORI
分类号
G11B20/00;H04N5/913
主分类号
G11B20/00
代理机构
代理人
主权项
地址
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