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公开(公告)号:US2966049A
公开(公告)日:1960-12-27
申请号:US84317059
申请日:1959-09-29
Applicant: ORMOND ALFRED N
Inventor: ORMOND ALFRED N
CPC classification number: F16C11/12 , F16D3/005 , Y10T403/54
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公开(公告)号:US2962893A
公开(公告)日:1960-12-06
申请号:US69212057
申请日:1957-10-24
Applicant: ORMOND ALFRED N
Inventor: ORMOND ALFRED N
IPC: G01L1/04
CPC classification number: G01L1/04
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公开(公告)号:US2918816A
公开(公告)日:1959-12-29
申请号:US73627858
申请日:1958-05-19
Applicant: ORMOND ALFRED N
Inventor: ORMOND ALFRED N
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