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发明名称
MEJORAS EN LA FABRICACIËN DE TUBOS FLEXIBLES DE MATERIAL ARTIFICIAL
摘要
申请公布号
ES297631(A1)
申请公布日期
1964.08.16
申请号
ES19310002976
申请日期
1964.03.14
申请人
HEYEK, GERHARD
发明人
分类号
A47L9/24;A62B9/04;B29C53/30;F16L11/04;F16L11/11;(IPC1-7):A47L9/24
主分类号
A47L9/24
代理机构
代理人
主权项
地址
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