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发明名称
摘要
申请公布号
JPS5233648(U)
申请公布日期
1977.03.09
申请号
JP19760070984U
申请日期
1976.06.03
申请人
发明人
分类号
C02F1/461;C25B9/00;(IPC1-7):C02C5/12
主分类号
C02F1/461
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