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经营范围
发明名称
Appareil perfectionné pour la mise en contact de liquides
摘要
申请公布号
FR1221422(A)
申请公布日期
1960.06.01
申请号
FR19590790537
申请日期
1959.03.26
申请人
R. GRAESSER LIMITED
发明人
分类号
B01D11/04;B01F7/02
主分类号
B01D11/04
代理机构
代理人
主权项
地址
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