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经营范围
发明名称
Transformateur de soudage
摘要
申请公布号
FR1136772(A)
申请公布日期
1957.05.20
申请号
FRD1136772
申请日期
1955.05.06
申请人
发明人
NICOLAS CHARLES
分类号
H01F29/02
主分类号
H01F29/02
代理机构
代理人
主权项
地址
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