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发明名称
METHOD AND SYSTEM FOR PROVIDING INTERACTIVE SERVICES IN DIGITAL TELEVISION
摘要
申请公布号
EP1787470(A1)
申请公布日期
2007.05.23
申请号
EP20040764605
申请日期
2004.08.30
申请人
TELECOM ITALIA S.P.A.
发明人
PELIZZA, MAURIZIO;QUATTROCCHI, LUIGI;CONTIN, LAURA
分类号
H04N5/00;H04N5/445
主分类号
H04N5/00
代理机构
代理人
主权项
地址
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