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发明名称
IMPROVEMENTS RELATING TO ELECTRICAL PROTECTIVE RELAY SYSTEMS
摘要
申请公布号
GB1222360(A)
申请公布日期
1971.02.10
申请号
GB19670023921
申请日期
1967.05.23
申请人
ASSOCIATED ELECTRICAL INDUSTRIES LIMITED
发明人
ANTHONY HILL
分类号
H02H3/38
主分类号
H02H3/38
代理机构
代理人
主权项
地址
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