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经营范围
发明名称
FILTER DEVICE
摘要
申请公布号
GB1478807(A)
申请公布日期
1977.07.06
申请号
GB19750006858
申请日期
1975.02.18
申请人
LECTROSTATIC AB
发明人
分类号
B01D46/52;(IPC1-7):B01D46/52
主分类号
B01D46/52
代理机构
代理人
主权项
地址
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