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发明名称
METHOD AND APPARATUS FOR TRANSMISSION PATH MEASUREMENT IN ELECTRICAL INFORMATION TRANSMISSION SYSTEMS
摘要
申请公布号
EP0004972(B1)
申请公布日期
1982.01.06
申请号
EP19790101179
申请日期
1979.04.18
申请人
SIEMENS AKTIENGESELLSCHAFT BERLIN UND MUNCHEN
发明人
FINK, HELMUTH;VAN DER GUCHT, KAREL
分类号
H04B3/10;H04B3/48;(IPC1-7):H04B3/48
主分类号
H04B3/10
代理机构
代理人
主权项
地址
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