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发明名称
摘要
申请公布号
JPH0640571(Y2)
申请公布日期
1994.10.26
申请号
JP19890068322U
申请日期
1989.06.12
申请人
发明人
分类号
C03B11/00;C03B11/12;(IPC1-7):C03B11/12
主分类号
C03B11/00
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代理人
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