GB549278A - Improvements in or relating to cathode-ray tubes of the wall coated type - Google Patents

Improvements in or relating to cathode-ray tubes of the wall coated type

Info

Publication number
GB549278A
GB549278A GB14892/41A GB1489241A GB549278A GB 549278 A GB549278 A GB 549278A GB 14892/41 A GB14892/41 A GB 14892/41A GB 1489241 A GB1489241 A GB 1489241A GB 549278 A GB549278 A GB 549278A
Authority
GB
United Kingdom
Prior art keywords
cathode
coatings
ray tubes
relating
coating
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
GB14892/41A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB549278A publication Critical patent/GB549278A/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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/88—Vessels; Containers; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings

Landscapes

  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
GB14892/41A 1940-08-28 1941-11-19 Improvements in or relating to cathode-ray tubes of the wall coated type Expired GB549278A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL219295X 1940-08-28

Publications (1)

Publication Number Publication Date
GB549278A true GB549278A (en) 1942-11-13

Family

ID=19779250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14892/41A Expired GB549278A (en) 1940-08-28 1941-11-19 Improvements in or relating to cathode-ray tubes of the wall coated type

Country Status (4)

Country Link
BE (1) BE442585A (enrdf_load_stackoverflow)
CH (1) CH219295A (enrdf_load_stackoverflow)
FR (1) FR874888A (enrdf_load_stackoverflow)
GB (1) GB549278A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2483457A (en) * 1945-04-05 1949-10-04 Du Mont Allen B Lab Inc Cathode-ray tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2483457A (en) * 1945-04-05 1949-10-04 Du Mont Allen B Lab Inc Cathode-ray tube

Also Published As

Publication number Publication date
BE442585A (enrdf_load_stackoverflow) 1941-09-30
FR874888A (fr) 1942-08-28
CH219295A (de) 1942-01-31

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