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发明名称
Transformer
摘要
申请公布号
US2572455(A)
申请公布日期
1951.10.23
申请号
US19490123017
申请日期
1949.10.22
申请人
DUNN ULYSSES S
发明人
DUNN ULYSSES S.
分类号
H01F29/12
主分类号
H01F29/12
代理机构
代理人
主权项
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