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发明名称
摘要
申请公布号
FR2460150(B1)
申请公布日期
1984.05.18
申请号
FR19790017192
申请日期
1979.07.03
申请人
FRIMAIR SA
发明人
分类号
B01D3/38;D06F43/08;(IPC1-7):B01D3/38
主分类号
B01D3/38
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