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发明名称
Electrical changeover switching
摘要
申请公布号
EP0644562(B1)
申请公布日期
1997.09.03
申请号
EP19940301796
申请日期
1994.03.14
申请人
THE NATIONAL GRID COMPANY PLC
发明人
SHUTTLEWORTH, ROGER, DR.
分类号
H01F29/04;(IPC1-7):H01F29/04
主分类号
H01F29/04
代理机构
代理人
主权项
地址
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