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发明名称
CIRKUITO DI INTERFACCIA DI VOCE E DI DATI
摘要
申请公布号
IT1174137(B)
申请公布日期
1987.07.01
申请号
IT19840021193
申请日期
1984.05.31
申请人
MITEL CORP
发明人
BARSELLOTTI JOHN A
分类号
G06F3/16;H04B3/02;H04M11/06;H04M19/00;H04Q3/42;(IPC1-7):H04M/
主分类号
G06F3/16
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