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发明名称
Method of Ring Back Tone Service in Mobile Communication Terminal
摘要
申请公布号
KR100565837(B1)
申请公布日期
2006.03.30
申请号
KR20030057893
申请日期
2003.08.21
申请人
发明人
分类号
H04M3/42
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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