system for extending x Digital Subscriber Line using reserved telephone line,申请号KR20030011479-传众专利搜索

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发明名称	system for extending x Digital Subscriber Line using reserved telephone line
摘要
申请公布号	KR100534609(B1)	申请公布日期	2005.12.07
申请号	KR20030011479	申请日期	2003.02.24
申请人		发明人
分类号	H04L12/20;H04L12/28;(IPC1-7):H04L12/20	主分类号	H04L12/20
代理机构		代理人
主权项
地址

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