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发明名称
An improved circuit arrangement for electric testing
摘要
申请公布号
GB688988(A)
申请公布日期
1953.03.18
申请号
GB19500030893
申请日期
1950.12.19
申请人
SOUTHERN UNITED TELEPHONE CABLES LIMITED
发明人
COPPARD ANTHONY HERBERT;KING GEORGE HARRY
分类号
H04B3/46
主分类号
H04B3/46
代理机构
代理人
主权项
地址
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