GB777846A - Improvements in or relating to cathode ray tubes - Google Patents

Improvements in or relating to cathode ray tubes

Info

Publication number
GB777846A
GB777846A GB22578/54A GB2257854A GB777846A GB 777846 A GB777846 A GB 777846A GB 22578/54 A GB22578/54 A GB 22578/54A GB 2257854 A GB2257854 A GB 2257854A GB 777846 A GB777846 A GB 777846A
Authority
GB
United Kingdom
Prior art keywords
ray tubes
magnets
relating
cathode ray
energized
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
GB22578/54A
Other languages
English (en)
Inventor
Geoffrey Leng
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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
Priority to NL199308D priority Critical patent/NL199308A/xx
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Priority to GB22578/54A priority patent/GB777846A/en
Priority to FR1125877D priority patent/FR1125877A/fr
Priority to US526395A priority patent/US2788468A/en
Publication of GB777846A publication Critical patent/GB777846A/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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/64—Magnetic lenses

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Details Of Television Scanning (AREA)
GB22578/54A 1954-08-04 1954-08-04 Improvements in or relating to cathode ray tubes Expired GB777846A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL199308D NL199308A (enrdf_load_stackoverflow) 1954-08-04
GB22578/54A GB777846A (en) 1954-08-04 1954-08-04 Improvements in or relating to cathode ray tubes
FR1125877D FR1125877A (fr) 1954-08-04 1955-06-09 Perfectionnements aux tubes à rayon cathodique
US526395A US2788468A (en) 1954-08-04 1955-08-04 Cathode ray tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22578/54A GB777846A (en) 1954-08-04 1954-08-04 Improvements in or relating to cathode ray tubes

Publications (1)

Publication Number Publication Date
GB777846A true GB777846A (en) 1957-06-26

Family

ID=10181680

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22578/54A Expired GB777846A (en) 1954-08-04 1954-08-04 Improvements in or relating to cathode ray tubes

Country Status (4)

Country Link
US (1) US2788468A (enrdf_load_stackoverflow)
FR (1) FR1125877A (enrdf_load_stackoverflow)
GB (1) GB777846A (enrdf_load_stackoverflow)
NL (1) NL199308A (enrdf_load_stackoverflow)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE476201A (enrdf_load_stackoverflow) * 1939-06-06
US2656486A (en) * 1950-09-28 1953-10-20 Du Mont Allen B Lab Inc Stabilized television circuit
US2730642A (en) * 1951-04-23 1956-01-10 Hartford Nat Bank & Trust Co Device comprising a cathode-ray tube
BE505466A (enrdf_load_stackoverflow) * 1951-04-23
BE522315A (enrdf_load_stackoverflow) * 1952-08-26

Also Published As

Publication number Publication date
US2788468A (en) 1957-04-09
NL199308A (enrdf_load_stackoverflow)
FR1125877A (fr) 1956-11-09

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