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公开(公告)号：US3476600A
公开(公告)日：1969-11-04
申请号：US3476600D
申请日：1966-03-08
Applicant: IONICS
Inventor： MORGAN ALONZO W JR , SELMECZI JOSEPH G
CPC classification number: A47L15/4229 , A47L15/0005 , A47L2601/02
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