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经营范围
发明名称
FILTER WITH MEDIA SUPPORTING GRID STRUCTURE
摘要
申请公布号
US3482702(A)
申请公布日期
1969.12.09
申请号
USD3482702
申请日期
1967.11.22
申请人
DORR OLIVER INC.
发明人
EARL E. EDWARDS
分类号
B01D29/39;B01D33/00;B01D33/06;(IPC1-7):B01D39/10
主分类号
B01D29/39
代理机构
代理人
主权项
地址
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