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发明名称
Improvements in or relating to automatic telephone exchanges
摘要
申请公布号
GB1102151(A)
申请公布日期
1968.02.07
申请号
GB19640051113
申请日期
1964.12.15
申请人
AUTOMATIC TELEPHONE & ELECTRIC COMPANY LIMITED
发明人
BROWELL LESLIE JAMES;BRADLEY ALAN
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
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