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发明名称
UNA MODIFICACIoN EN EL PROCEDIMIENTO PARA OBTENTER UN ENTRELAZADO PERFECTO DE LAS FIBRAS DE DOS HOJAS DE PASTA DE PAPEL, OBJETO DE LA PATENTE PRINCIPAL
摘要
申请公布号
ES121668(A2)
申请公布日期
1931.03.01
申请号
ES19680001216
申请日期
1931.02.03
申请人
CASANOVAS, ENRIQUE
发明人
分类号
(IPC1-7):D21
主分类号
(IPC1-7):D21
代理机构
代理人
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地址
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