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发明名称
MULTIMEDIA TELEPHONY SERVICE APPARATUS AND METHOD THEREOF
摘要
申请公布号
KR20050077510(A)
申请公布日期
2005.08.03
申请号
KR20040005034
申请日期
2004.01.27
申请人
KT CORPORATION
发明人
SHIN, KI CHUN;WOO, SANG WOO;HWANG, JIN KYUNG
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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