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经营范围
发明名称
Transformateur ou impédance statiques pour courants de basse fréquence
摘要
申请公布号
FR680018(A)
申请公布日期
1930.04.24
申请号
FRD680018
申请日期
1929.07.01
申请人
发明人
IMBERT HENRY-MARCEL-MARIE
分类号
H01F30/10
主分类号
H01F30/10
代理机构
代理人
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地址
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