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经营范围
发明名称
Improvements in and relating to electric transformers
摘要
申请公布号
GB741449(A)
申请公布日期
1955.12.07
申请号
GB19530020224
申请日期
1953.07.21
申请人
GENERAL ELECTRIC COMPANY
发明人
分类号
H01F27/28
主分类号
H01F27/28
代理机构
代理人
主权项
地址
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