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发明名称
UN PROCEDIMIENTO PARA LA OBTENCIoN DE MEZCLAS DE CELULOSA BLANQUEADAS
摘要
申请公布号
ES219993(A1)
申请公布日期
1955.07.01
申请号
ES19930002199
申请日期
1955.02.08
申请人
ZELLSTOFFABRIK WALDHOF
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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