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发明名称
Perfectionnements aux bobinages à haute résistance mécanique, notamment pour formage magnétique
摘要
申请公布号
FR1477640(A)
申请公布日期
1967.04.21
申请号
FR19660052350
申请日期
1966.03.07
申请人
S. E. P. I.
发明人
分类号
B21D26/14;H01F7/20
主分类号
B21D26/14
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代理人
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