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发明名称
Perfectionnements aux procédés de blanchiment
摘要
申请公布号
FR945494(A)
申请公布日期
1949.05.05
申请号
FRD945494
申请日期
1947.04.19
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
分类号
D06L3/00
主分类号
D06L3/00
代理机构
代理人
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