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发明名称
System of real-time television interaction for broadcast or cable television networks
摘要
申请公布号
IT1273012(B)
申请公布日期
1997.07.01
申请号
IT1994RM00492
申请日期
1994.07.27
申请人
COLASANTI RICCARDO
发明人
COLASANTI RICCARDO
分类号
H04M;(IPC1-7):H04M
主分类号
H04M
代理机构
代理人
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