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公开(公告)号：US3092723A
公开(公告)日：1963-06-04
申请号：US76296658
申请日：1958-09-24
Applicant: SHARPLES CORP
Inventor： PAYNE ROBERT E , COBEN MARTIN J , GIBSON JR HENRY C
IPC: G01T7/04
CPC classification number: G01T7/04
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