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经营范围
发明名称
Telecommunications system
摘要
申请公布号
GB9414485(D0)
申请公布日期
1994.09.07
申请号
GB19940014485
申请日期
1994.07.18
申请人
GPT LIMITED
发明人
分类号
H04Q3/545
主分类号
H04Q3/545
代理机构
代理人
主权项
地址
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