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公开(公告)号：US3282823A
公开(公告)日：1966-11-01
申请号：US22237762
申请日：1962-09-10
Applicant: SWIMQUIP INC
Inventor： RICHARDS JOHN A
CPC classification number: C02F1/46109 , C02F1/46114 , C02F1/4674 , C02F2001/007 , C02F2001/46119 , C02F2001/46152 , C02F2001/46157 , C02F2103/42 , C02F2201/4611 , C02F2301/024 , C02F2301/026 , C02F2303/04
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