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经营范围
发明名称
Electric pulse rectifier circuits
摘要
申请公布号
GB710839(A)
申请公布日期
1954.06.16
申请号
GB19520025436
申请日期
1952.10.10
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
分类号
H03K9/00
主分类号
H03K9/00
代理机构
代理人
主权项
地址
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