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发明名称
摘要
申请公布号
FR2436999(B1)
申请公布日期
1983.07.01
申请号
FR19790023477
申请日期
1979.09.20
申请人
NORTHERN TELECOM LTD
发明人
分类号
H04B3/46;H04M3/30;(IPC1-7):G01R27/04;H04M1/24
主分类号
H04B3/46
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