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发明名称
摘要
申请公布号
JPH0159965(B2)
申请公布日期
1989.12.20
申请号
JP19840188611
申请日期
1984.09.07
申请人
KOGYO GIJUTSUIN
发明人
MIZUKAMI FUJIO;NIWA SHUICHI;TSUCHA TOORU;SHIMIZU KAZUO;IMAMURA JUICHI
分类号
C01G23/053;C01B13/32;C01B13/36;C01B33/152;C01F7/36;C01G25/00;C01G25/02
主分类号
C01G23/053
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代理人
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