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发明名称
PERFECCIONAMIENTOS EN EL ESTIRAJE Y TORCIDO DE MECHAS DE FILAMENTOS O FIBRAS SINTÉTICAS
摘要
申请公布号
ES231772(A3)
申请公布日期
1957.04.16
申请号
ES19720002317
申请日期
1956.10.26
申请人
LA SEDA DE BARCELONA, S.A.
发明人
分类号
(IPC1-7):D01
主分类号
(IPC1-7):D01
代理机构
代理人
主权项
地址
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