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发明名称
Procédé de soudure électrique de tôles par résistance
摘要
申请公布号
FR854475(A)
申请公布日期
1940.04.16
申请号
FRD854475
申请日期
1939.01.04
申请人
COMPAGNIE GENERALE DE CONSTRUCTION DE LOCOMOTIVES
发明人
分类号
B23K33/00
主分类号
B23K33/00
代理机构
代理人
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地址
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