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发明名称
Perfectionnements aux procédés et aux appareils de soudure électrique à l'arc
摘要
申请公布号
FR702386(A)
申请公布日期
1931.04.07
申请号
FRD702386
申请日期
1930.09.19
申请人
COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON
发明人
分类号
B23K9/10
主分类号
B23K9/10
代理机构
代理人
主权项
地址
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