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公开(公告)号:US2783437A
公开(公告)日:1957-02-26
申请号:US27229652
申请日:1952-02-19
Applicant: AUTO TEST INC , CLEVELAND PATENTS INC
Inventor: YENNI WILLIAM H , HICKOK JR ROBERT D
IPC: G01R1/22
CPC classification number: G01R1/22
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公开(公告)号:US2834941A
公开(公告)日:1958-05-13
申请号:US34047453
申请日:1953-03-05
Applicant: CLEVELAND PATENTS INC , AUTO TEST INC
Inventor: HICKOK JR ROBERT D , STERLING DAVIES , YENNI WILLIAM H
IPC: G01R1/22
CPC classification number: G01R1/22
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公开(公告)号:US3100391A
公开(公告)日:1963-08-13
申请号:US70543657
申请日:1957-12-26
Applicant: AUTO TEST INC
Inventor: RALPH MANSFIELD
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4.Apparatus for measuring compression of internal combustion engines 失效
Title translation: 用于测量内燃机压缩的装置公开(公告)号:US3100988A
公开(公告)日:1963-08-20
申请号:US59676156
申请日:1956-07-09
Applicant: AUTO TEST INC
Inventor: RALPH MANSFIELD
IPC: G01L27/00
CPC classification number: G01L27/00
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公开(公告)号:US3027489A
公开(公告)日:1962-03-27
申请号:US57477656
申请日:1956-03-29
Applicant: AUTO TEST INC
Inventor: MARDEN ERWIN S
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