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经营范围
发明名称
REPLACEABLE MEDIUM,EXTENDED AREA FILTER UNIT
摘要
申请公布号
US3486626(A)
申请公布日期
1969.12.30
申请号
USD3486626
申请日期
1968.02.01
申请人
SAM CLOSE
发明人
SAM CLOSE
分类号
B01D29/11;B31D5/00;(IPC1-7):B01D25/04;B01D25/00
主分类号
B01D29/11
代理机构
代理人
主权项
地址
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