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经营范围
发明名称
Filtre à cuve avec système de montage perfectionné pour tous tissus et matières filtrantes ou ultrafiltrantes et notamment pour membranes de collodion ultrafiltrantes
摘要
申请公布号
FR701967(A)
申请公布日期
1931.03.26
申请号
FRD701967
申请日期
1929.12.12
申请人
L'ULTRA FILTRE D. M. S.
发明人
分类号
B01D29/39;B01D63/08
主分类号
B01D29/39
代理机构
代理人
主权项
地址
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