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公开(公告)号：US2747684A
公开(公告)日：1956-05-29
申请号：US20574651
申请日：1951-01-12
Applicant: WARNER LEWIS COMPANY
Inventor： LEWIS SR WARNER , COX JASPER P
IPC: B01D46/10
CPC classification number: B01D46/10 , Y10S210/05
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