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发明名称
Perfectionnement à la fabrication des électrodes pour le soudage à l'arc électrique
摘要
申请公布号
FR950570(A)
申请公布日期
1949.09.30
申请号
FRD950570
申请日期
1947.06.27
申请人
发明人
SARAZIN JEAN;SARAZIN SIMONE;MONEYRON MARCEL
分类号
B23K35/40
主分类号
B23K35/40
代理机构
代理人
主权项
地址
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