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公开(公告)号：US3036457A
公开(公告)日：1962-05-29
申请号：US4376160
申请日：1960-07-19
Applicant: GEN ELECTRIC
Inventor： WOOD CHARLES D , BRIGGS WALTON E
IPC: G01M3/22
CPC classification number: G01M3/221
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