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发明名称
摘要
申请公布号
JPS5739112(Y2)
申请公布日期
1982.08.27
申请号
JP19800026973U
申请日期
1980.02.29
申请人
发明人
分类号
C02F3/20;(IPC1-7):C02F3/20
主分类号
C02F3/20
代理机构
代理人
主权项
地址
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