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发明名称
SISTEMA DI COMUNICAZIONI A PIUCANALI
摘要
申请公布号
IT1023232(B)
申请公布日期
1978.05.10
申请号
IT19740054012
申请日期
1974.11.12
申请人
RAYTHEON CO.
发明人
分类号
H04J3/08;H04J3/12;H04J9/00;H04L27/00;(IPC1-7):H04J/
主分类号
H04J3/08
代理机构
代理人
主权项
地址
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