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发明名称
摘要
申请公布号
JPS5290774(U)
申请公布日期
1977.07.06
申请号
JP19750178654U
申请日期
1975.12.27
申请人
发明人
分类号
B01D45/08;B01D46/10;(IPC1-7):B01D45/08
主分类号
B01D45/08
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代理人
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