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公开(公告)号:US3098932A
公开(公告)日:1963-07-23
申请号:US85417159
申请日:1959-11-19
Applicant: LEESONA CORP
Inventor: HERBERT LAUDON
IPC: G01N21/35 , G08B17/103
CPC classification number: G01N21/3504 , G08B17/103 , G08B17/113
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公开(公告)号:US2989638A
公开(公告)日:1961-06-20
申请号:US71142158
申请日:1958-01-27
Applicant: LEESONA CORP
Inventor: HERBERT LAUDON , TUERCK JR WILLIAM
IPC: G01N21/37
CPC classification number: G01N21/37
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