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1.Apparatus for partial surface hardening of crankshafts, camshafts, or like workpieces 失效
Title translation: 用于曲轴,凸轮轴或类似工件的部分表面硬化的装置公开(公告)号:US2574564A
公开(公告)日:1951-11-13
申请号:US5962248
申请日:1948-11-12
Applicant: ASEA AB
Inventor: LENNART HOGEL , THOR THELEMARCK , CARL LINDBERG
CPC classification number: C21D9/30
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公开(公告)号:US1997776A
公开(公告)日:1935-04-16
申请号:US67464533
申请日:1933-06-07
Applicant: ASEA AB
Inventor: LENNART HOGEL
IPC: F24H3/04
CPC classification number: F24H3/0405
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公开(公告)号:US2587045A
公开(公告)日:1952-02-26
申请号:US13946250
申请日:1950-01-19
Applicant: ASEA AB
Inventor: LENNART HOGEL , JAN JAEKEL
IPC: H05B7/103
CPC classification number: H05B7/103 , Y10T24/44333
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公开(公告)号:US1889362A
公开(公告)日:1932-11-29
申请号:US56457531
申请日:1931-09-23
Applicant: ASEA AB
Inventor: LENNART HOGEL
IPC: H05B3/66
CPC classification number: H05B3/66
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