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经营范围
发明名称
SLIT FILTER
摘要
申请公布号
PL133734(B2)
申请公布日期
1985.06.29
申请号
PL19830244794
申请日期
1983.11.28
申请人
发明人
分类号
B01D;(IPC1-7):B01D25/18
主分类号
B01D
代理机构
代理人
主权项
地址
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