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公开(公告)号：US3410776A
公开(公告)日：1968-11-12
申请号：US52410366
申请日：1966-02-01
Applicant: LAB FOR ELECTRONICS INC
Inventor： RICHARD BERSIN
IPC: G01N31/00
CPC classification number: G01N31/005 , G01N31/00
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