GB547441A - Improvements in cathode ray tubes - Google Patents

Improvements in cathode ray tubes

Info

Publication number
GB547441A
GB547441A GB269541A GB269541A GB547441A GB 547441 A GB547441 A GB 547441A GB 269541 A GB269541 A GB 269541A GB 269541 A GB269541 A GB 269541A GB 547441 A GB547441 A GB 547441A
Authority
GB
United Kingdom
Prior art keywords
ray tubes
cathode ray
cathode
baird
liable
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
GB269541A
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 GB269541A priority Critical patent/GB547441A/en
Publication of GB547441A publication Critical patent/GB547441A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
    • H01J5/06—Vessels or containers specially adapted for operation at high tension, e.g. by improved potential distribution over surface of vessel

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)

Abstract

547,441. Cathode-ray tubes. BAIRD, J. L. Feb. 27, 1941, No. 2695. [Class 39 (i)] The parts of a cathode-ray tube liable to break down owing to high voltage are immersed in oil or petroleum jelly. The window for observing the screen is not covered.
GB269541A 1941-02-27 1941-02-27 Improvements in cathode ray tubes Expired GB547441A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB269541A GB547441A (en) 1941-02-27 1941-02-27 Improvements in cathode ray tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB269541A GB547441A (en) 1941-02-27 1941-02-27 Improvements in cathode ray tubes

Publications (1)

Publication Number Publication Date
GB547441A true GB547441A (en) 1942-08-27

Family

ID=9744166

Family Applications (1)

Application Number Title Priority Date Filing Date
GB269541A Expired GB547441A (en) 1941-02-27 1941-02-27 Improvements in cathode ray tubes

Country Status (1)

Country Link
GB (1) GB547441A (en)

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