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发明名称
Magnetic core
摘要
申请公布号
US1783050(A)
申请公布日期
1930.11.25
申请号
US19300446376
申请日期
1930.04.22
申请人
GENERAL ELECTRIC COMPANY
发明人
MORRILL WAYNE J.
分类号
H01F27/245
主分类号
H01F27/245
代理机构
代理人
主权项
地址
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