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公开(公告)号:US3283578A
公开(公告)日:1966-11-08
申请号:US39971064
申请日:1964-09-28
Applicant: GEMS COMPANY INC
Inventor: MOORE EDWARD H
IPC: G01F23/66
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公开(公告)号:US3415119A
公开(公告)日:1968-12-10
申请号:US49469265
申请日:1965-10-11
Applicant: GEMS COMPANY INC
Inventor: MOORE EDWARD H
CPC classification number: G01F1/28 , G01P13/004
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