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61.Nonemissive electrode for electron tube and method of making the same 失效
Title translation: 用于电子管的非发射电极及其制造方法公开(公告)号:US2417460A
公开(公告)日:1947-03-18
申请号:US60692645
申请日:1945-07-25
Applicant: EITEL MCCULLOUGH INC
Inventor: EITEL WILLIAM W , MCCULLOUGH JACK A
IPC: H01J19/30
CPC classification number: H01J19/30 , H01J2893/002
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公开(公告)号:US2417459A
公开(公告)日:1947-03-18
申请号:US59484745
申请日:1945-05-21
Applicant: EITEL MCCULLOUGH INC
Inventor: EITEL WILLIAM W , MCCULLOUGH JACK A
IPC: H01J19/30
CPC classification number: H01J19/30 , H01J2893/002 , Y10T428/12812 , Y10T428/12875
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公开(公告)号:US2332090A
公开(公告)日:1943-10-19
申请号:US43356042
申请日:1942-03-06
Applicant: WESTINGHOUSE ELECTRIC & MFG CO
Inventor: KNOCHEL WILLIAM J , JOHN CHERRY SIDNEY
IPC: H01J19/30
CPC classification number: H01J19/30 , H01J2893/002
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公开(公告)号:US2172968A
公开(公告)日:1939-09-12
申请号:US16703537
申请日:1937-10-02
Applicant: PHILIPS NV
Inventor: DE BOER JAN HENDRIK
IPC: H01J19/30
CPC classification number: H01J19/30 , H01J2893/002
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公开(公告)号:US2115759A
公开(公告)日:1938-05-03
申请号:US12384937
申请日:1937-02-03
Applicant: DRIVER HARRIS CO
Inventor: BASH FRANCIS E
IPC: H01J19/30
CPC classification number: H01J19/30 , H01J2893/0019 , H01J2893/002
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公开(公告)号:US1993108A
公开(公告)日:1935-03-05
申请号:US23351927
申请日:1927-11-15
Applicant: MCILVAINE PATENT CORP
Inventor: MCILVAINE ORAN T
CPC classification number: H01J1/14 , H01J19/30 , H01J2893/002
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公开(公告)号:US1976488A
公开(公告)日:1934-10-09
申请号:US55312031
申请日:1931-07-25
Applicant: GEN ELECTRIC
Inventor: FULLER TRUMAN S
IPC: H01J19/30
CPC classification number: H01J19/30 , H01J2893/002
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公开(公告)号:US1926846A
公开(公告)日:1933-09-12
申请号:US55722131
申请日:1931-08-15
Applicant: CUTLER HAMMER INC
Inventor: GIARD EUGENE A
IPC: H01J19/30
CPC classification number: H01J19/30 , H01J2893/002
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公开(公告)号:US1889105A
公开(公告)日:1932-11-29
申请号:US42810230
申请日:1930-02-13
Applicant: ROGERS RADIO TUBES LTD
Inventor: PARKER HENRY W
IPC: H01J19/30
CPC classification number: H01J19/30 , H01J2893/002 , Y10S428/929 , Y10S428/935 , Y10T428/1259 , Y10T428/1291
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公开(公告)号:US1865449A
公开(公告)日:1932-07-05
申请号:US13817026
申请日:1926-09-28
Applicant: WESTINGHOUSE LAMP CO
Inventor: WUERTZ JOHN L
IPC: H01J19/30
CPC classification number: H01J19/30 , H01J2893/002
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