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发明名称
摘要
申请公布号
JPS5644980(Y2)
申请公布日期
1981.10.21
申请号
JP19770076555U
申请日期
1977.06.10
申请人
发明人
分类号
B01D46/10;B01D46/00;F24F3/16;F24F13/28
主分类号
B01D46/10
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代理人
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