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发明名称
MEJORAS EN METODO Y APARATO PARA TRANSFORMAR UNA SENAL DE VIDEO PARA EVITAR QUE SE HAGAN ACEPTABLES GRABACIONES EN CINTAS DE VIDEO DE AQUELLA
摘要
申请公布号
MX163608(B)
申请公布日期
1992.06.05
申请号
MX19860002102
申请日期
1986.04.09
申请人
MACROVISION CORPORATION
发明人
JOHN O. RYAN
分类号
H04N5/91;H04N5/913;(IPC1-7):H04N5/91
主分类号
H04N5/91
代理机构
代理人
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