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发明名称
摘要
申请公布号
JPH0651190(B2)
申请公布日期
1994.07.06
申请号
JP19900268667
申请日期
1990.10.05
申请人
发明人
分类号
C02F1/28;C02F1/32;C02F1/50;C02F1/66;C02F1/68;C02F1/76;C02F1/78;(IPC1-7):C02F1/78
主分类号
C02F1/28
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代理人
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地址
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