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发明名称
摘要
申请公布号
JPS6031400(U)
申请公布日期
1985.03.02
申请号
JP19830123795U
申请日期
1983.08.11
申请人
发明人
分类号
C02F11/00;B09B3/00;(IPC1-7):C02F11/00
主分类号
C02F11/00
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代理人
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