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发明名称
Improvements in or relating to propagating circuits for crosspoint switching networks
摘要
申请公布号
GB850211(A)
申请公布日期
1960.10.05
申请号
GB19570031823
申请日期
1957.10.11
申请人
WESTERN ELECTRIC COMPANY
发明人
分类号
H04Q3/52
主分类号
H04Q3/52
代理机构
代理人
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