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111.Method and apparatus for magnetically testing the hardness of paramagnetic objects 失效
Title translation: 用于磁性测试顺磁物体硬度的方法和装置公开(公告)号:US2427774A
公开(公告)日:1947-09-23
申请号:US50566043
申请日:1943-10-09
Applicant: GEN MOTORS CORP
Inventor: GUSTAV FREDRICKSON
IPC: G01N27/80
CPC classification number: G01N27/80
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公开(公告)号:US2389190A
公开(公告)日:1945-11-20
申请号:US46710142
申请日:1942-11-27
Applicant: REED ROLLER BIT CO
Inventor: FERMIER GEORGE F
IPC: G01N27/80
CPC classification number: G01N27/80
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公开(公告)号:US2211017A
公开(公告)日:1940-08-13
申请号:US15590037
申请日:1937-07-27
Applicant: AMERICAN SAFETY RAZOR CORP
Inventor: LEIFER MILO C , MANVELL EDWIN H
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公开(公告)号:US2208145A
公开(公告)日:1940-07-16
申请号:US14957537
申请日:1937-06-22
Applicant: MAGNETIC ANALYSIS CORP
Inventor: THEODOR ZUSCHLAG
IPC: G01N27/80
CPC classification number: G01N27/80
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公开(公告)号:US2102451A
公开(公告)日:1937-12-14
申请号:US7594336
申请日:1936-04-23
Applicant: MAGNETIC ANALYSIS CORP
Inventor: THEODOR ZUSCHLAG
IPC: G01N27/80
CPC classification number: G01N27/80
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公开(公告)号:US2056996A
公开(公告)日:1936-10-13
申请号:US71694334
申请日:1934-03-23
Applicant: MAGNETIC ANALYSIS CORP
Inventor: THEODOR ZUSCHLAG
IPC: G01N27/80
CPC classification number: G01N27/80
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公开(公告)号:US2034501A
公开(公告)日:1936-03-17
申请号:US69647733
申请日:1933-11-03
Applicant: MAGNETIC ANALYSIS CORP
Inventor: THEODOR ZUSCHLAG
IPC: G01N27/80
CPC classification number: G01N27/80
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公开(公告)号:US1943619A
公开(公告)日:1934-01-16
申请号:US16028727
申请日:1927-01-10
Applicant: ALVIN MUDGE WILLIAM , GEORGE BIEBER CLARENCE
Inventor: ALVIN MUDGE WILLIAM , GEORGE BIEBER CLARENCE
IPC: G01N27/80
CPC classification number: G01N27/80
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公开(公告)号:US1751710A
公开(公告)日:1930-03-25
申请号:US11666726
申请日:1926-06-17
Applicant: OHLAND FRED H
Inventor: OHLAND FRED H
IPC: G01N27/80
CPC classification number: G01N27/80
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公开(公告)号:US1686815A
公开(公告)日:1928-10-09
申请号:US3294725
申请日:1925-05-26
Applicant: MAGNETIC ANALYSIS CORP
Inventor: IMES ELMER S
IPC: G01N27/80
CPC classification number: G01N27/80
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