BE727212A - - Google Patents

Info

Publication number
BE727212A
BE727212A BE727212DA BE727212A BE 727212 A BE727212 A BE 727212A BE 727212D A BE727212D A BE 727212DA BE 727212 A BE727212 A BE 727212A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE727212A publication Critical patent/BE727212A/xx

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
    • G03C1/725—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing inorganic compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
    • 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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/14—Screens on or from which an image or pattern is formed, picked up, converted or stored acting by discoloration, e.g. halide screen
    • 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
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/122—Direct viewing storage tubes without storage grid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S348/00—Television
    • Y10S348/902—Photochromic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
BE727212D 1968-01-24 1969-01-21 BE727212A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70014868A 1968-01-24 1968-01-24

Publications (1)

Publication Number Publication Date
BE727212A true BE727212A (ja) 1969-07-01

Family

ID=24812379

Family Applications (1)

Application Number Title Priority Date Filing Date
BE727212D BE727212A (ja) 1968-01-24 1969-01-21

Country Status (8)

Country Link
US (1) US3548236A (ja)
BE (1) BE727212A (ja)
BR (1) BR6905862D0 (ja)
DE (1) DE1903632C3 (ja)
ES (1) ES362799A1 (ja)
FR (1) FR1600284A (ja)
GB (1) GB1253453A (ja)
NL (1) NL6901122A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3647959A (en) * 1968-06-24 1972-03-07 Robert J Schlesinger System for generating a hologram
US3744877A (en) * 1971-06-24 1973-07-10 American Cyanamid Co Dark trace display device employing uv phosphor plus photochromic resin inside the display screen which generates color by means of triplet-to-triplet absorption
US3875447A (en) * 1972-12-12 1975-04-01 Ibm High writing speed dark-trace tube with flood beam enhancement
US3908148A (en) * 1973-12-27 1975-09-23 Watkins Johnson Co Electro-optical transducer and storage tube
US3968394A (en) * 1974-04-01 1976-07-06 Massachusetts Institute Of Technology Cathode ray tube employing faceplate-deposited cathodochromic material and electron beam erase

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2432908A (en) * 1942-07-22 1947-12-16 Rca Corp Cathode-ray target and method of manufacture
US2416574A (en) * 1943-04-08 1947-02-25 Gen Electric Discriminative alkali halide screen
US3253497A (en) * 1961-10-30 1966-05-31 Polacoat Inc Information storage device
US3452332A (en) * 1965-01-05 1969-06-24 Ibm Memory device and method of information handling utilizing charge transfer between rare earth ions
US3453604A (en) * 1966-11-15 1969-07-01 Bell Telephone Labor Inc Optical memory device employing multiphoton-excited fluorescing material to reduce exposure crosstalk

Also Published As

Publication number Publication date
GB1253453A (en) 1971-11-17
NL6901122A (ja) 1969-07-28
ES362799A1 (es) 1970-11-16
BR6905862D0 (pt) 1973-01-11
DE1903632A1 (de) 1969-09-04
US3548236A (en) 1970-12-15
DE1903632C3 (de) 1978-05-18
DE1903632B2 (de) 1977-09-15
FR1600284A (ja) 1970-07-20

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