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发明名称
TRANSFORMERS
摘要
申请公布号
IE11690(L)
申请公布日期
1930.09.27
申请号
IED11690
申请日期
1930.03.26
申请人
KOCH AND STERZEL A.G.
发明人
分类号
(IPC1-7):H01F31/08;H01F40/02
主分类号
(IPC1-7):H01F31/08
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