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发明名称
METHOD FOR USING DIGITAL CALLING CARD SERVICE THROUGH WIRELESS INTERNET PHONE AND E-MAIL
摘要
申请公布号
KR20010100686(A)
申请公布日期
2001.11.14
申请号
KR20000024139
申请日期
2000.05.04
申请人
KO, MYUNG JOO
发明人
KO, MYUNG JOO
分类号
(IPC1-7):H04L12/58
主分类号
(IPC1-7):H04L12/58
代理机构
代理人
主权项
地址
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