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发明名称
摘要
申请公布号
JPH0716170(Y2)
申请公布日期
1995.04.12
申请号
JP19890078019U
申请日期
1989.06.30
申请人
发明人
分类号
C02F1/28;C02F1/42;C02F1/68;F15B13/043;G05D16/10;(IPC1-7):G05D16/10
主分类号
C02F1/28
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代理人
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