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发明名称
摘要
申请公布号
JP2531411(Y2)
申请公布日期
1997.04.02
申请号
JP19890103186U
申请日期
1989.09.04
申请人
发明人
分类号
C10B25/08;(IPC1-7):C10B25/08
主分类号
C10B25/08
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