-
公开(公告)号：US3092577A
公开(公告)日：1963-06-04
申请号：US490560
申请日：1960-01-27
Applicant: DULUTH FILTER COMPANY
Inventor： SATHER OLAF P
CPC classification number: C02F1/688 , B01D29/15 , B01D29/52 , B01D2201/0453
Search Results
1
records
(took 0.008 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
