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发明名称
CIRCUIT DE CONVERSION 2 FILS-4 FILS POUR UN CENTRE DE COMMUTATION DE DONNEES
摘要
申请公布号
BE757529(A1)
申请公布日期
1971.04.15
申请号
BED757529
申请日期
1970.10.15
申请人
INTERNATIONAL STANDARD ELECTRIC CORP, 320 PARK AVENUE, NEW YORK 22, N.Y. (E.U.A.)
发明人
J.S. COLARDELLE;P. GIRARD;C.P.H. LEROUGE;LABORATOIRE CENTRAL DE TELECOMMUNICATIONS
分类号
H04B1/58;H04Q3/52;(IPC1-7):H04B/
主分类号
H04B1/58
代理机构
代理人
主权项
地址
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