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经营范围
发明名称
An improved pressure filter
摘要
申请公布号
GB864148(A)
申请公布日期
1961.03.29
申请号
GB19590023434
申请日期
1959.07.08
申请人
DAVCO (PROPRIETARY) LIMITED
发明人
分类号
B01D29/00;B01D35/00;B01D37/02
主分类号
B01D29/00
代理机构
代理人
主权项
地址
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