[go: up one dir, main page]

GB366883A - Improvements in or relating to electric discharge tubes - Google Patents

Improvements in or relating to electric discharge tubes

Info

Publication number
GB366883A
GB366883A GB25307/31A GB2530731A GB366883A GB 366883 A GB366883 A GB 366883A GB 25307/31 A GB25307/31 A GB 25307/31A GB 2530731 A GB2530731 A GB 2530731A GB 366883 A GB366883 A GB 366883A
Authority
GB
United Kingdom
Prior art keywords
fluorescent substance
photo
layer
sept
envelope
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
GB25307/31A
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 GB366883A publication Critical patent/GB366883A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Luminescent Compositions (AREA)
GB25307/31A 1930-09-27 1931-09-09 Improvements in or relating to electric discharge tubes Expired GB366883A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL366883X 1930-09-27

Publications (1)

Publication Number Publication Date
GB366883A true GB366883A (en) 1932-02-11

Family

ID=19785493

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25307/31A Expired GB366883A (en) 1930-09-27 1931-09-09 Improvements in or relating to electric discharge tubes

Country Status (3)

Country Link
BE (1) BE382864A (fr)
FR (1) FR723374A (fr)
GB (1) GB366883A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2490740A (en) * 1946-09-06 1949-12-06 Rca Corp Image tube
US2530204A (en) * 1943-07-29 1950-11-14 Thorn Electrical Ind Ltd Electric lamp
US2915663A (en) * 1952-02-25 1959-12-01 Oran T Mcilvaine Electronic tube regeneration

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530204A (en) * 1943-07-29 1950-11-14 Thorn Electrical Ind Ltd Electric lamp
US2490740A (en) * 1946-09-06 1949-12-06 Rca Corp Image tube
US2915663A (en) * 1952-02-25 1959-12-01 Oran T Mcilvaine Electronic tube regeneration

Also Published As

Publication number Publication date
BE382864A (fr)
FR723374A (fr) 1932-04-07

Similar Documents

Publication Publication Date Title
GB366883A (en) Improvements in or relating to electric discharge tubes
GB478852A (en) Improvements in or relating to electric devices in which an electronic picture is projected on a projection surface
GB549476A (en) Improvements in or relating to cathode ray tubes having an electrostatic projection lens and devices comprising such tubes
GB496556A (en) Improvements in electrodes for electron discharge devices
GB391100A (en) Improvements in or relating to methods of and apparatus for obtaining photographic images by means of invisible light rays
GB534627A (en) Improvements in or relating to electron focussing systems
GB469079A (en) Improvements in or relating to electron discharge devices comprising photo-electrically-active electrodes
GB482354A (en) Apparatus for measuring roentgen rays
GB473464A (en) Improvements in or relating to electro-optical image transmission systems
JPS5242361A (en) Cathod ray tube
GB517483A (en) Improvements in or relating to television and like receivers
GB529480A (en) Improvements in or relating to electron microscopes
GB375639A (en) Improvements in or relating to photo-electric cells
GB409229A (en) Improvements in x-ray installations
DE692033C (de) Einseitiger Mosaikschirm fuer Kathodenstrahlsenderoehren
GB393418A (en) Improvements relating to photo electric cells
GB481590A (en) Improvements in or relating to the reproduction of electronic images
GB478641A (en) Improvements in or relating to image intensifiers
GB363854A (en) Improvements in and relating to uranium intensifiers for photography
GB379893A (en) Improvements in or relating to photo-electric devices
GB507381A (en) Improvements in or relating to cathode-ray tubes
GB634820A (en) Improvements in or relating to electron-microscopes
DE2500910A1 (de) Lumineszierendes glas
GB485645A (en) Improvements in cathode ray tubes
GB522951A (en) Improvements in or relating to electron discharge devices