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发明名称
UN PROCEDIMIENTO CON EL DISPOSITIVO CORRESPONDIENTE PARA LA FABRICACIËN DE TUBO METALICO SOLDADO A PARTIR DEL FLEJE
摘要
申请公布号
ES234893(A3)
申请公布日期
1957.09.16
申请号
ES19930002348
申请日期
1957.04.15
申请人
FABREGAT PIFERRER, JOSE MARIA
发明人
分类号
B23K;(IPC1-7):B23K
主分类号
B23K
代理机构
代理人
主权项
地址
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