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经营范围
发明名称
Telecommunications service interactions
摘要
申请公布号
GB9502182(D0)
申请公布日期
1995.03.22
申请号
GB19950002182
申请日期
1995.02.03
申请人
GPT LIMITED
发明人
分类号
H04M3/42;H04Q3/00
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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