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发明名称
Improvements in automatic electric switching systems such as automatic telephone exchanges
摘要
申请公布号
GB856732(A)
申请公布日期
1960.12.21
申请号
GB19560007573
申请日期
1956.03.10
申请人
THE GENERAL ELECTRIC COMPANY LIMITED
发明人
WARD PETER WILLIAM
分类号
H04Q11/04
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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