GB511444A - Improvements in or relating to cathode ray tubes - Google Patents

Improvements in or relating to cathode ray tubes

Info

Publication number
GB511444A
GB511444A GB4973/38A GB497338A GB511444A GB 511444 A GB511444 A GB 511444A GB 4973/38 A GB4973/38 A GB 4973/38A GB 497338 A GB497338 A GB 497338A GB 511444 A GB511444 A GB 511444A
Authority
GB
United Kingdom
Prior art keywords
relating
cathode ray
ray tubes
tubes
cathode
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
GB4973/38A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB4973/38A priority Critical patent/GB511444A/en
Priority to FR849215D priority patent/FR849215A/en
Priority to US256624A priority patent/US2213688A/en
Publication of GB511444A publication Critical patent/GB511444A/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
GB4973/38A 1938-02-17 1938-02-17 Improvements in or relating to cathode ray tubes Expired GB511444A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB4973/38A GB511444A (en) 1938-02-17 1938-02-17 Improvements in or relating to cathode ray tubes
FR849215D FR849215A (en) 1938-02-17 1939-01-23 Improvements to cathode ray tubes
US256624A US2213688A (en) 1938-02-17 1939-02-16 Cathode ray tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4973/38A GB511444A (en) 1938-02-17 1938-02-17 Improvements in or relating to cathode ray tubes

Publications (1)

Publication Number Publication Date
GB511444A true GB511444A (en) 1939-08-18

Family

ID=9787357

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4973/38A Expired GB511444A (en) 1938-02-17 1938-02-17 Improvements in or relating to cathode ray tubes

Country Status (3)

Country Link
US (1) US2213688A (en)
FR (1) FR849215A (en)
GB (1) GB511444A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3095517A (en) * 1960-03-22 1963-06-25 Litton Industries Inc High speed direct writing cathoderay tube
US3243646A (en) * 1961-09-11 1966-03-29 Nippon Columbia Cylindrical compensating electrode for electrostatic lens of cathode ray tube
US5159240A (en) * 1991-12-09 1992-10-27 Chunghwa Picture Tubes, Ltd. Low voltage limiting aperture electron gun
US5220239A (en) * 1991-12-09 1993-06-15 Chunghwa Picture Tubes, Ltd. High density electron beam generated by low voltage limiting aperture gun
US5223764A (en) * 1991-12-09 1993-06-29 Chunghwa Picture Tubes, Ltd. Electron gun with low voltage limiting aperture main lens
US5327044A (en) * 1992-04-27 1994-07-05 Chunghwa Picture Tubes, Ltd. Electron beam deflection lens for CRT
US5204585A (en) * 1992-04-27 1993-04-20 Chen Hsing Yao Electron beam deflection lens for color CRT
US5182492A (en) * 1992-05-20 1993-01-26 Chunghwa Picture Tubes, Ltd. Electron beam shaping aperture in low voltage, field-free region of electron gun

Also Published As

Publication number Publication date
FR849215A (en) 1939-11-16
US2213688A (en) 1940-09-03

Similar Documents

Publication Publication Date Title
GB507840A (en) Improvements in or relating to cathode ray tubes
GB511444A (en) Improvements in or relating to cathode ray tubes
GB513019A (en) Improvements in or relating to cathode ray tubes
GB513155A (en) Improvements in or relating to cathode ray tubes
GB512933A (en) Improvements in or relating to cathode ray tubes
GB508712A (en) Improvements in or relating to cathode ray tube apparatus
AU109363B2 (en) Improvements in or relating to cathode ray tubes
AU106506B2 (en) Improvements in or relating to cathode ray tubes
AU107634B2 (en) Improvements in or relating to cathode ray tubes
AU108352B2 (en) Improvements in or relating to cathode ray tubes
AU109020B2 (en) Improvements in or relating to cathode ray tubes
AU365838A (en) Improvements in or relating to cathode ray tubes
AU548838A (en) Improvements in or relating to cathode ray tubes
AU491438A (en) Improvements in or relating to cathode ray tubes
AU107623B2 (en) Improvements in or relating to cathode ray tubes andthe like
AU455238A (en) Improvements in or relating to cathode ray tubes andthe like
AU111272B2 (en) Improvements in or relating to cathode ray or Braun tubes
AU107357B2 (en) Improvements in or relating to cathode ray tubes suitable for use in television
GB513332A (en) Improvements in and relating to cathode ray devices
AU109821B2 (en) Improvements in or relating to cathode ray tubes
AU109759B2 (en) Improvements in or relating to cathode ray tubes
AU109805B2 (en) Improvements in or relating to cathode ray tubes
AU111129B2 (en) Improvements in or relating to cathode ray tubes
AU108410B2 (en) Improvements in or relating to cathode ray tubes
AU108230B2 (en) v Improvements in or relating to cathode ray tubes