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发明名称
摘要
申请公布号
JPS62170194(U)
申请公布日期
1987.10.28
申请号
JP19860053525U
申请日期
1986.04.11
申请人
发明人
分类号
C02F1/28;B01D35/04;(IPC1-7):C02F1/28
主分类号
C02F1/28
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代理人
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