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发明名称
Procédé et dispositif de soudure électrique à l'arc
摘要
申请公布号
FR920604(A)
申请公布日期
1947.04.14
申请号
FRD920604
申请日期
1946.01.23
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
B23K9/12
主分类号
B23K9/12
代理机构
代理人
主权项
地址
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