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发明名称
FILTER
摘要
申请公布号
PL124207(B1)
申请公布日期
1983.01.31
申请号
PL19790214506
申请日期
1979.03.30
申请人
发明人
分类号
B01D;(IPC1-7):B01D23/10
主分类号
B01D
代理机构
代理人
主权项
地址
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