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经营范围
发明名称
BACK-FLUSHING FILTERING DEVICE
摘要
申请公布号
GB1542389(A)
申请公布日期
1979.03.21
申请号
GB19770016863
申请日期
1977.04.22
申请人
BRAUKMANN ARMATUREN AG
发明人
分类号
B01D29/46;B01D29/00;B01D29/62;B01D29/66;(IPC1-7):B01D29/38
主分类号
B01D29/46
代理机构
代理人
主权项
地址
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