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发明名称
Dispositivo fixador de juntas de topo para soldagem a arco elétrico
摘要
申请公布号
BR9303285(A)
申请公布日期
1995.03.01
申请号
BR1993PI03285
申请日期
1993.07.23
申请人
USINAS SIDERURGICAS DE MINAS GERAIS S/A - USIMINAS
发明人
CABRAL RICARDO MACHADO;DA SILVA VALERIO PEREIRA;SILVA LUIZ CARLOS DA
分类号
B23K9/00;B23K37/04;(IPC1-7):B23K37/04
主分类号
B23K9/00
代理机构
代理人
主权项
地址
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