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发明名称
Perfectionnements aux noyaux magnétiques et à leurs procédés de fabrication
摘要
申请公布号
FR814374(A)
申请公布日期
1937.06.21
申请号
FRD814374
申请日期
1936.12.01
申请人
ASSOCIATED ELECTRIC LABORATORIES INC.
发明人
分类号
H01F1/24
主分类号
H01F1/24
代理机构
代理人
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