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经营范围
发明名称
Improvements in or relating to electric phase equalising networks
摘要
申请公布号
GB825191(A)
申请公布日期
1959.12.09
申请号
GB19570025264
申请日期
1957.08.09
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
分类号
H03H11/18
主分类号
H03H11/18
代理机构
代理人
主权项
地址
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