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发明名称
INTERFACE SYSTEM FOR USING PSTN AND ISDN IN COMMON, CAPABLE OF CONNECTING PSTN AND ISDN BY USING SOFTWARE WITH DUAL MODE
摘要
申请公布号
KR100493267(B1)
申请公布日期
2005.05.25
申请号
KR19970077154
申请日期
1997.12.29
申请人
LG ELECTRONICS INC.
发明人
PARK, DONG JU
分类号
H04L12/00;(IPC1-7):H04L12/00
主分类号
H04L12/00
代理机构
代理人
主权项
地址
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