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发明名称
摘要
申请公布号
JPH0742552(Y2)
申请公布日期
1995.10.04
申请号
JP19920025453U
申请日期
1992.03.25
申请人
发明人
分类号
C02F1/46;(IPC1-7):C02F1/46
主分类号
C02F1/46
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代理人
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地址
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