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发明名称
PROCEDIMIENTO PARA LA FABRICACIËN DE FILAMENTOS DE CELULOSA REGENERADA
摘要
申请公布号
ES247411(A3)
申请公布日期
1959.06.16
申请号
ES19110002474
申请日期
1959.01.28
申请人
LA SEDA DE BARCELONA, S.A.
发明人
分类号
(IPC1-7):D21
主分类号
(IPC1-7):D21
代理机构
代理人
主权项
地址
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