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发明名称
Improvements in or relating to means for transforming the phases in electric power systems
摘要
申请公布号
GB769731(A)
申请公布日期
1957.03.13
申请号
GB19550002218
申请日期
1955.01.25
申请人
GENERAL ELECTRIC COMPANY
发明人
分类号
H01F30/14
主分类号
H01F30/14
代理机构
代理人
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