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经营范围
发明名称
PURIFYING AND DEWATERING FILTER FOR LIQUID WORKING MEDIA
摘要
申请公布号
PL128061(B1)
申请公布日期
1983.12.31
申请号
PL19800224041
申请日期
1980.05.06
申请人
发明人
分类号
B01D;B01D17/04;(IPC1-7):B01D17/04
主分类号
B01D
代理机构
代理人
主权项
地址
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