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发明名称
BAG-TYPE DUST COLLECTING FILTER
摘要
申请公布号
PL139372(B1)
申请公布日期
1987.01.31
申请号
PL19830240439
申请日期
1983.01.28
申请人
发明人
分类号
B01D;B01D46/02;(IPC1-7):B01D46/02
主分类号
B01D
代理机构
代理人
主权项
地址
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