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经营范围
发明名称
A FILTER FRAME
摘要
申请公布号
EP0813444(A1)
申请公布日期
1997.12.29
申请号
EP19960904949
申请日期
1996.03.06
申请人
MARSHALL, DENNIS ALBERT GEORGE
发明人
MARSHALL, DENNIS ALBERT GEORGE
分类号
B01D46/32;B01D53/04;B01D53/08;B01J8/00;(IPC1-7):B01D53/04
主分类号
B01D46/32
代理机构
代理人
主权项
地址
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