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经营范围
发明名称
SELF-CLEANING CENTRIFUGAL FILTER
摘要
申请公布号
PL139122(B1)
申请公布日期
1986.12.31
申请号
PL19830244272
申请日期
1983.10.22
申请人
发明人
分类号
B01D;B01D29/00;B01D36/04;(IPC1-7):B01D29/00
主分类号
B01D
代理机构
代理人
主权项
地址
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