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经营范围
发明名称
Perfectionnements aux machines à bobiner
摘要
申请公布号
FR679117(A)
申请公布日期
1930.04.09
申请号
FRD679117
申请日期
1928.12.06
申请人
发明人
BEGIN LUCIEN;BOUCHET VICTOR DU
分类号
H01F41/08
主分类号
H01F41/08
代理机构
代理人
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