FR2321765B1 - - Google Patents

Info

Publication number
FR2321765B1
FR2321765B1 FR7625007A FR7625007A FR2321765B1 FR 2321765 B1 FR2321765 B1 FR 2321765B1 FR 7625007 A FR7625007 A FR 7625007A FR 7625007 A FR7625007 A FR 7625007A FR 2321765 B1 FR2321765 B1 FR 2321765B1
Authority
FR
France
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
FR7625007A
Other languages
French (fr)
Other versions
FR2321765A1 (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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FR2321765A1 publication Critical patent/FR2321765A1/en
Application granted granted Critical
Publication of FR2321765B1 publication Critical patent/FR2321765B1/fr
Granted 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
    • H01J29/02—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
FR7625007A 1975-08-18 1976-08-17 COLOR IMAGE TUBE WITH PERFORATED MASK Granted FR2321765A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9953475A JPS5248463A (en) 1975-08-18 1975-08-18 Color braun tube

Publications (2)

Publication Number Publication Date
FR2321765A1 FR2321765A1 (en) 1977-03-18
FR2321765B1 true FR2321765B1 (en) 1979-09-28

Family

ID=14249864

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7625007A Granted FR2321765A1 (en) 1975-08-18 1976-08-17 COLOR IMAGE TUBE WITH PERFORATED MASK

Country Status (4)

Country Link
JP (1) JPS5248463A (en)
DE (1) DE2637032C2 (en)
FR (1) FR2321765A1 (en)
GB (1) GB1561752A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4300070A (en) * 1978-11-30 1981-11-10 Rca Corporation Cathode-ray tube screen border improvement
JPS60232917A (en) * 1984-04-11 1985-11-19 Hitachi Ltd Resin molding device
JPH0824034B2 (en) * 1989-01-27 1996-03-06 三菱電機株式会社 Sheath mask type color cathode ray tube
IT1254811B (en) * 1992-02-20 1995-10-11 Videocolor Spa TUBE OF REPRODUCTION OF COLOR IMAGES, OF THE SHADOW MASK TYPE, WITH A REDUCED MARBLE EFFECT.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2012046A1 (en) * 1969-03-14 1970-10-01 Tokyo Shibaura Electric Co. Ltd., Kawasaki (Japan) Shadow mask color picture tube and process for their manufacture

Also Published As

Publication number Publication date
DE2637032A1 (en) 1977-03-03
JPS5248463A (en) 1977-04-18
DE2637032C2 (en) 1986-05-22
JPS5750337B2 (en) 1982-10-27
FR2321765A1 (en) 1977-03-18
GB1561752A (en) 1980-02-27

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Legal Events

Date Code Title Description
ST Notification of lapse