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发明名称
Integriertes Vermittlungssystem und Schaltung für Ansagedienste.
摘要
申请公布号
DE3787858(T2)
申请公布日期
1994.02.24
申请号
DE19873787858T
申请日期
1987.08.18
申请人
AMERICAN TELEPHONE AND TELEGRAPH CO., NEW YORK, N.Y., US
发明人
OYE, KEVIN JYO, RED BANK NEW JERSEY 07701, US;SMITH, THOMAS LOYD, LINCROFT NEW JERSEY 07738, US;PATERNO, ENZO, STATEN ISLAND NEW YORK 10314, US
分类号
H04M3/42;H04L12/64;H04M3/487;H04Q11/04;(IPC1-7):H04Q11/04;H04L12/54;H04L12/58;H04M3/50;H04Q3/545
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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