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发明名称
PRIVATE EXCHANGER
摘要
申请公布号
KR0138393(B1)
申请公布日期
1998.07.01
申请号
KR19940029077
申请日期
1994.11.07
申请人
LG INFORMATION & COMMUNICATION CO.,LTD
发明人
NAM, SANG-HYUK
分类号
H04M3/00;(IPC1-7):H04M3/00
主分类号
H04M3/00
代理机构
代理人
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