BE476133A - - Google Patents

Info

Publication number
BE476133A
BE476133A BE476133DA BE476133A BE 476133 A BE476133 A BE 476133A BE 476133D A BE476133D A BE 476133DA BE 476133 A BE476133 A BE 476133A
Authority
BE
Belgium
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 BE476133A publication Critical patent/BE476133A/xx

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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/34—Luminescent screens provided with permanent marks or references
    • 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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/89—Optical or photographic arrangements structurally combined or co-operating with the vessel
BE476133D 1940-05-10 BE476133A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB845340A GB565694A (en) 1940-05-10 1940-05-10 Improvements in cathode ray tubes and in visual indicating systems for apparatus including cathode ray tubes

Publications (1)

Publication Number Publication Date
BE476133A true BE476133A (enrdf_load_stackoverflow)

Family

ID=9852778

Family Applications (1)

Application Number Title Priority Date Filing Date
BE476133D BE476133A (enrdf_load_stackoverflow) 1940-05-10

Country Status (2)

Country Link
BE (1) BE476133A (enrdf_load_stackoverflow)
GB (1) GB565694A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB565694A (en) 1944-11-23

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