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公开(公告)号:US2468433A
公开(公告)日:1949-04-26
申请号:US75349447
申请日:1947-06-09
Applicant: EITEL MCCULLOUGH INC
Inventor: EITEL WILLIAM W , MCCULLOUGH JACK A
IPC: H01J21/20
CPC classification number: H01J21/20 , H01J2893/003
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公开(公告)号:US2430218A
公开(公告)日:1947-11-04
申请号:US52747444
申请日:1944-03-21
Applicant: EITEL MCCULLOUGH INC
Inventor: EITEL WILLIAM W , MCCULLOUGH JACK A
IPC: H01J19/42
CPC classification number: H01J19/42 , H01J2893/0002
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公开(公告)号:US2424684A
公开(公告)日:1947-07-29
申请号:US66536646
申请日:1946-04-27
Applicant: EITEL MCCULLOUGH INC
Inventor: EITEL WILLIAM W , MCCULLOUGH JACK A
IPC: H01J21/20
CPC classification number: H01J21/20 , H01J2893/003
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公开(公告)号:US2424683A
公开(公告)日:1947-07-29
申请号:US64544146
申请日:1946-02-04
Applicant: EITEL MCCULLOUGH INC
Inventor: EITEL WILLIAM W , MCCULLOUGH JACK A
IPC: H01J21/20
CPC classification number: H01J21/20 , H01J2893/003
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25.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:US2400635A
公开(公告)日:1946-05-21
申请号:US45075242
申请日:1942-07-13
Applicant: EITEL MCCULLOUGH INC
Inventor: EITEL WILLIAM W , MCCULLOUGH JACK A
IPC: H01J19/42
CPC classification number: H01J19/42 , H01J2893/0002
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公开(公告)号:US2399752A
公开(公告)日:1946-05-07
申请号:US51863644
申请日:1944-01-17
Applicant: EITEL MCCULLOUGH INC
Inventor: MCCULLOUGH JACK A
IPC: H01J19/28
CPC classification number: H01J19/28 , H01J2893/0013
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公开(公告)号:US2393459A
公开(公告)日:1946-01-22
申请号:US46072442
申请日:1942-10-02
Applicant: EITEL MCCULLOUGH INC
Inventor: EITEL WILLIAM W , MCCULLOUGH JACK A
IPC: H01J19/28
CPC classification number: H01J19/28 , H01J2893/0013
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公开(公告)号:US2385974A
公开(公告)日:1945-10-02
申请号:US52605844
申请日:1944-03-11
Applicant: EITEL MCCULLOUGH INC
Inventor: EITEL WILLIAM W , MCCULLOUGH JACK A
IPC: H01J19/50
CPC classification number: H01J19/50 , H01J2893/0008
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