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发明名称
Setor de filtro
摘要
申请公布号
BR9708483(A)
申请公布日期
1999.08.03
申请号
BR1997PI08483
申请日期
1997.04.02
申请人
HARRY NILSSON
发明人
NILSSON HARRY
分类号
B01D33/21;B01D33/23;(IPC1-7):B01D33/23
主分类号
B01D33/21
代理机构
代理人
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