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经营范围
发明名称
Procédé pour la préparation d'agents de décoloration
摘要
申请公布号
FR890404(A)
申请公布日期
1944.02.08
申请号
FRD890404
申请日期
1943.01.27
申请人
O. J. MEIJER'S DEXTRINEFABRIEKEN N. V.
发明人
分类号
B01D15/00;B01J20/22
主分类号
B01D15/00
代理机构
代理人
主权项
地址
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