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发明名称
INTERNET PHONE SYSTEM WHICH DOES NOT PASS THROUGH PERSONAL COMPUTER
摘要
申请公布号
KR20010110606(A)
申请公布日期
2001.12.13
申请号
KR20000031210
申请日期
2000.06.07
申请人
CHOI, JUNG GYU
发明人
CHOI, JUNG GYU
分类号
(IPC1-7):H04L12/66
主分类号
(IPC1-7):H04L12/66
代理机构
代理人
主权项
地址
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