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发明名称
Perfectionnements aux transformateurs électriques
摘要
申请公布号
FR938650(A)
申请公布日期
1948.10.20
申请号
FRD938650
申请日期
1946.10.10
申请人
COMPAGNIE DES LAMPES
发明人
分类号
G05F3/06
主分类号
G05F3/06
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代理人
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