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公开(公告)号：US3518886A
公开(公告)日：1970-07-07
申请号：US3518886D
申请日：1967-04-13
Applicant: ITT
Inventor： TALMO ROBERT E , LEE THOMAS H
CPC classification number: G01L1/225 , G01L1/04 , G01L1/2206 , G01L1/2275 , G01L9/0035 , G08C19/04
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