CH287008A - Electric discharge tube with a concentrated stream of electrons. - Google Patents

Electric discharge tube with a concentrated stream of electrons.

Info

Publication number
CH287008A
CH287008A CH287008DA CH287008A CH 287008 A CH287008 A CH 287008A CH 287008D A CH287008D A CH 287008DA CH 287008 A CH287008 A CH 287008A
Authority
CH
Switzerland
Prior art keywords
electrons
discharge tube
electric discharge
concentrated stream
concentrated
Prior art date
Application number
Other languages
German (de)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips Nv
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.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Publication of CH287008A publication Critical patent/CH287008A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
CH287008D 1949-05-14 1950-05-12 Electric discharge tube with a concentrated stream of electrons. CH287008A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL287008X 1949-05-14

Publications (1)

Publication Number Publication Date
CH287008A true CH287008A (en) 1952-11-15

Family

ID=19782567

Family Applications (1)

Application Number Title Priority Date Filing Date
CH287008D CH287008A (en) 1949-05-14 1950-05-12 Electric discharge tube with a concentrated stream of electrons.

Country Status (6)

Country Link
BE (1) BE495703A (en)
CH (1) CH287008A (en)
DE (1) DE820322C (en)
FR (1) FR1017656A (en)
GB (1) GB683491A (en)
NL (2) NL146459B (en)

Also Published As

Publication number Publication date
NL73499C (en)
FR1017656A (en) 1952-12-17
BE495703A (en)
NL146459B (en)
DE820322C (en) 1951-11-08
GB683491A (en) 1952-11-26

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