GB727851A - Improvements in or relating to cathode ray tube apparatus - Google Patents

Improvements in or relating to cathode ray tube apparatus

Info

Publication number
GB727851A
GB727851A GB7181/53A GB718153A GB727851A GB 727851 A GB727851 A GB 727851A GB 7181/53 A GB7181/53 A GB 7181/53A GB 718153 A GB718153 A GB 718153A GB 727851 A GB727851 A GB 727851A
Authority
GB
United Kingdom
Prior art keywords
cathode
electron beam
aperture
control electrode
march
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB7181/53A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger SA
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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Publication of GB727851A publication Critical patent/GB727851A/en
Expired legal-status Critical Current

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
    • H01J29/56—Arrangements for controlling cross-section of ray or beam; Arrangements for correcting aberration of beam, e.g. due to lenses

Landscapes

  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
GB7181/53A 1952-03-27 1953-03-16 Improvements in or relating to cathode ray tube apparatus Expired GB727851A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1053111T 1952-03-27

Publications (1)

Publication Number Publication Date
GB727851A true GB727851A (en) 1955-04-06

Family

ID=9595694

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7181/53A Expired GB727851A (en) 1952-03-27 1953-03-16 Improvements in or relating to cathode ray tube apparatus

Country Status (4)

Country Link
BE (1) BE516356A (enrdf_load_stackoverflow)
FR (1) FR1053111A (enrdf_load_stackoverflow)
GB (1) GB727851A (enrdf_load_stackoverflow)
NL (1) NL176553B (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
BE516356A (enrdf_load_stackoverflow)
FR1053111A (fr) 1954-02-01
NL176553B (nl)

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