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发明名称
Perfectionnements aux installations de soudure à l'arc à courant continu, à postes multiples
摘要
申请公布号
FR841568(A)
申请公布日期
1939.05.23
申请号
FRD841568
申请日期
1938.01.24
申请人
COMPAGNIE ELECTRO-MECANIQUE
发明人
分类号
B23K9/10
主分类号
B23K9/10
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