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发明名称
摘要
申请公布号
JPH0337720(Y2)
申请公布日期
1991.08.09
申请号
JP19850023354U
申请日期
1985.02.19
申请人
发明人
分类号
B04B5/02;B01D63/08;B01D63/16;B04B7/16;B04B7/18;(IPC1-7):B04B7/18
主分类号
B04B5/02
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