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发明名称
PRIVATE BRANCH EXCHANGE, TELECOMMUNICATION SYSTEM AND METHODS OF TRANSMITTING SIGNALS IN SUBRATE CHANNELS
摘要
申请公布号
EP0929944(A2)
申请公布日期
1999.07.21
申请号
EP19970944236
申请日期
1997.09.15
申请人
TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)
发明人
NYGARD, TOMMY;ISAKSSON, LEIF;JOENSSON, KNUT-OLOF;HOERNQVIST, STEFAN;WIDMAN, JOHAN;PETTERSSON, JOHAN
分类号
H04J3/16;H04Q3/62;H04Q11/04;(IPC1-7):H04B1/66
主分类号
H04J3/16
代理机构
代理人
主权项
地址
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