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经营范围
发明名称
Interactive broadcast or input method and system
摘要
申请公布号
GB0420452(D0)
申请公布日期
2004.10.20
申请号
GB20040020452
申请日期
2002.09.25
申请人
SIT-UP LIMITED
发明人
分类号
G06Q30/00
主分类号
G06Q30/00
代理机构
代理人
主权项
地址
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