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发明名称
UNA MAQUINA PARA LA SOLDADURA ELECTRICA DE TUBOS
摘要
申请公布号
ES143010(A1)
申请公布日期
1936.10.16
申请号
ES19100001430
申请日期
1936.08.15
申请人
R.S SOCIETE METALLURGIQUE DE L'AISNE
发明人
分类号
(IPC1-7):B23
主分类号
(IPC1-7):B23
代理机构
代理人
主权项
地址
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