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发明名称
MEJORAS EN SISTEMA DE RED TELEFONICA INTERNA
摘要
申请公布号
MX151070(A)
申请公布日期
1984.09.20
申请号
MX19820190937
申请日期
1982.01.12
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
WILLIAM HUGH WILLIAMS;MICHAEL GEORGE BURKE
分类号
H04Q11/04;(IPC1-7):H02J13/00
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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