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经营范围
发明名称
Electric apparatus
摘要
申请公布号
US2347989(A)
申请公布日期
1944.05.02
申请号
US19420470341
申请日期
1942.12.28
申请人
GENERAL ELECTRIC COMPANY
发明人
BURNHAM LOCKE H.
分类号
H01F27/12
主分类号
H01F27/12
代理机构
代理人
主权项
地址
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