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1.Method and device for hardening of articles by high-frequency currents 失效
Title translation: 通过高频电流硬化物品的方法和装置公开(公告)号:US2540700A
公开(公告)日:1951-02-06
申请号:US73082847
申请日:1947-02-25
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
CPC classification number: H05B6/362 , C21D9/30 , Y02P10/253
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公开(公告)号:US2507282A
公开(公告)日:1950-05-09
申请号:US72379547
申请日:1947-01-23
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
IPC: H03F1/54
CPC classification number: H03F1/544
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公开(公告)号:US2518090A
公开(公告)日:1950-08-08
申请号:US4612248
申请日:1948-08-25
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
IPC: H01J19/34
CPC classification number: H01J19/34 , H01J2893/0003
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公开(公告)号:US2491340A
公开(公告)日:1949-12-13
申请号:US73083047
申请日:1947-02-25
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
IPC: G05B1/00
CPC classification number: G05B1/00 , Y10T307/438
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公开(公告)号:US2464658A
公开(公告)日:1949-03-15
申请号:US72379347
申请日:1947-01-23
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
CPC classification number: B21H5/027 , B21H5/02 , B23F17/00 , Y10T29/49471
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公开(公告)号:US2514976A
公开(公告)日:1950-07-11
申请号:US73082747
申请日:1947-02-25
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
IPC: H01J5/28
CPC classification number: H01J5/28 , H01J2893/0044 , Y10T29/49833 , Y10T29/49936 , Y10T292/221
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公开(公告)号:US2466565A
公开(公告)日:1949-04-05
申请号:US73082947
申请日:1947-02-25
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
IPC: H01J19/34
CPC classification number: H01J19/34 , H01J2893/0003
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公开(公告)号:US2452401A
公开(公告)日:1948-10-26
申请号:US75885747
申请日:1947-07-03
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
IPC: H01J9/50
CPC classification number: H01J9/50 , Y02W30/828
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公开(公告)号:US2586577A
公开(公告)日:1952-02-19
申请号:US4750448
申请日:1948-09-02
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
IPC: G01R11/32
CPC classification number: G01R11/32
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公开(公告)号:US2570883A
公开(公告)日:1951-10-09
申请号:US72379647
申请日:1947-01-23
Applicant: JIRI STIVIN
Inventor: JIRI STIVIN
IPC: C21D1/06
CPC classification number: C21D1/06
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