NL67662C - - Google Patents

Info

Publication number
NL67662C
NL67662C NL67662DA NL67662C NL 67662 C NL67662 C NL 67662C NL 67662D A NL67662D A NL 67662DA NL 67662 C NL67662 C NL 67662C
Authority
NL
Netherlands
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL67662C publication Critical patent/NL67662C/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02Electron guns
    • H01J3/021Electron guns using a field emission, photo emission, or secondary emission electron source
NL67662D 1943-11-08 NL67662C (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH603088X 1943-11-08

Publications (1)

Publication Number Publication Date
NL67662C true NL67662C (en:Method)

Family

ID=4522865

Family Applications (1)

Application Number Title Priority Date Filing Date
NL67662D NL67662C (en:Method) 1943-11-08

Country Status (4)

Country Link
CH (1) CH240060A (en:Method)
FR (1) FR933439A (en:Method)
GB (1) GB603088A (en:Method)
NL (1) NL67662C (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH348753A (de) * 1957-01-31 1960-09-15 Trueb Taeuber & Co Ag Strahlerzeugungssystem mit kalter Kathode für Elektronenstrahlapparate
GB2153140B (en) * 1983-12-20 1988-08-03 English Electric Valve Co Ltd Apparatus for forming electron beams
DE3485897T2 (de) * 1983-12-20 1993-01-07 Eev Ltd Elektronenstrahlerzeuger.
CN116190178B (zh) * 2023-04-20 2023-06-23 能量奇点能源科技(上海)有限公司 一种冷阴极电子枪

Also Published As

Publication number Publication date
CH240060A (de) 1945-11-30
GB603088A (en) 1948-06-09
FR933439A (fr) 1948-04-20

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