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发明名称
Filtering Medium
摘要
申请公布号
GB9721144(D0)
申请公布日期
1997.12.03
申请号
GB19970021144
申请日期
1997.10.07
申请人
BELLEY, PIERRE
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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