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经营范围
发明名称
PERFECCIONAMIENTOS EN LOS PROCEDIMIENTOS DE BLANQUEO
摘要
申请公布号
ES245150(A2)
申请公布日期
1959.05.16
申请号
ES19500002451
申请日期
1958.11.07
申请人
UNILEVER, N. V.
发明人
分类号
C11D3/39;(IPC1-7):C11D3/39
主分类号
C11D3/39
代理机构
代理人
主权项
地址
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