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公开(公告)号：US3505866A
公开(公告)日：1970-04-14
申请号：US3505866D
申请日：1966-10-13
Applicant: SINGER GENERAL PRECISION
Inventor： WEISBORD LEON , PAROS JEROME MARTIN
IPC: G01L1/10 , G01P15/097 , G01P15/10
CPC classification number: G01P15/097 , G01L1/10
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