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发明名称
METHOD, DEVICE AND RECORDING-MEDIUM FOR PROVIDING RING-BACK-TONE SERVICE BY USING MULTI-MEDIA DATA OF RECEIVER
摘要
申请公布号
KR20060101725(A)
申请公布日期
2006.09.26
申请号
KR20050023298
申请日期
2005.03.21
申请人
KTFREETEL CO., LTD.
发明人
O, CHANG WHOAN
分类号
H04M3/42;H04W4/16;H04W8/24
主分类号
H04M3/42
代理机构
代理人
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地址
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