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经营范围
发明名称
PERFECCIONAMIENTOS INTRODUCIDOS EN LA FABRICACION DE UN TUBO DE ALUMINIO.
摘要
申请公布号
ES503621(D0)
申请公布日期
1982.05.16
申请号
ES19210005036
申请日期
1981.07.02
申请人
MECANO-BUNDY GMBH
发明人
分类号
B21C37/06;B21C37/09;B23K9/025;B23K33/00;F16L9/16;(IPC1-7):16L9/16
主分类号
B21C37/06
代理机构
代理人
主权项
地址
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