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经营范围
发明名称
Ringing tone apparatus
摘要
申请公布号
GB9610691(D0)
申请公布日期
1996.07.31
申请号
GB19960010691
申请日期
1996.05.22
申请人
CLIFFORD, HUGO W
发明人
分类号
H04M19/04
主分类号
H04M19/04
代理机构
代理人
主权项
地址
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