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发明名称
摘要
申请公布号
JPH0465014(B2)
申请公布日期
1992.10.16
申请号
JP19880220850
申请日期
1988.09.02
申请人
KOGYO GIJUTSUIN
发明人
TANIHARA KOICHI
分类号
C01G15/00;C01F7/47;C22B58/00
主分类号
C01G15/00
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