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发明名称
Phase sequence comparator
摘要
申请公布号
GB1168459(A)
申请公布日期
1969.10.29
申请号
GB19660056886
申请日期
1966.12.20
申请人
THE ENGLISH ELECTRIC COMPANY LIMITED
发明人
DEREK JOHN SPENCER
分类号
H02H3/38;H03K19/166
主分类号
H02H3/38
代理机构
代理人
主权项
地址
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