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发明名称
摘要
申请公布号
JPS5328574(U)
申请公布日期
1978.03.11
申请号
JP19760111233U
申请日期
1976.08.18
申请人
发明人
分类号
C02F1/40;B01D21/00;B01D21/24;(IPC1-7):B01D21/00
主分类号
C02F1/40
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代理人
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