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发明名称
Audience measurement system for digital television
摘要
申请公布号
AU736423(B2)
申请公布日期
2001.07.26
申请号
AU19980082980
申请日期
1998.07.09
申请人
NIELSEN MEDIA RESEARCH, INC.
发明人
DAOZHENG LU;PAUL C. KEMPTER;WILLIAM A. FEININGER
分类号
H04N17/00;H04H60/31;H04H60/37;H04H60/39;H04H60/45;H04H60/58;H04H60/82;H04N7/16;H04N21/439;H04N21/442;H04N21/658;H04N21/81
主分类号
H04N17/00
代理机构
代理人
主权项
地址
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