BE778018A - IMPROVEMENTS TO MASK IMAGE TUBES, IN PARTICULAR INTENDED FOR COLOR TELEVISION - Google Patents

IMPROVEMENTS TO MASK IMAGE TUBES, IN PARTICULAR INTENDED FOR COLOR TELEVISION

Info

Publication number
BE778018A
BE778018A BE778018A BE778018A BE778018A BE 778018 A BE778018 A BE 778018A BE 778018 A BE778018 A BE 778018A BE 778018 A BE778018 A BE 778018A BE 778018 A BE778018 A BE 778018A
Authority
BE
Belgium
Prior art keywords
mask image
color television
particular intended
image tubes
tubes
Prior art date
Application number
BE778018A
Other languages
French (fr)
Inventor
M Brunelli
Original Assignee
Ergon Spa
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 Ergon Spa filed Critical Ergon Spa
Publication of BE778018A publication Critical patent/BE778018A/en

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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes
    • H01J29/076—Shadow masks for colour television tubes characterised by the shape or distribution of beam-passing apertures
BE778018A 1971-01-14 1972-01-13 IMPROVEMENTS TO MASK IMAGE TUBES, IN PARTICULAR INTENDED FOR COLOR TELEVISION BE778018A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4771771 1971-01-14

Publications (1)

Publication Number Publication Date
BE778018A true BE778018A (en) 1972-05-02

Family

ID=11262067

Family Applications (1)

Application Number Title Priority Date Filing Date
BE778018A BE778018A (en) 1971-01-14 1972-01-13 IMPROVEMENTS TO MASK IMAGE TUBES, IN PARTICULAR INTENDED FOR COLOR TELEVISION

Country Status (4)

Country Link
BE (1) BE778018A (en)
DE (1) DE2201300A1 (en)
FR (1) FR2121826B3 (en)
NL (1) NL7200212A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7514744A (en) * 1975-12-18 1977-06-21 Philips Nv CATHOD BEAM TUBE FOR DISPLAYING COLORED IMAGES.
NL7711713A (en) * 1977-10-26 1979-05-01 Philips Nv COLOR IMAGE TUBE.
NL7909232A (en) * 1979-12-21 1981-07-16 Philips Nv CATHODIC SPRAY TUBE.
US6274975B1 (en) 1999-04-01 2001-08-14 Thomson Licensing S.A. Color picture tube having a tension mask attached to a frame

Also Published As

Publication number Publication date
DE2201300A1 (en) 1972-09-07
NL7200212A (en) 1972-07-18
FR2121826B3 (en) 1974-12-20
FR2121826A3 (en) 1972-08-25

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