FR808566A - TV tube - Google Patents

TV tube

Info

Publication number
FR808566A
FR808566A FR808566DA FR808566A FR 808566 A FR808566 A FR 808566A FR 808566D A FR808566D A FR 808566DA FR 808566 A FR808566 A FR 808566A
Authority
FR
France
Prior art keywords
tube
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
Other languages
French (fr)
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.)
Loewe Opta GmbH
Original Assignee
Loewe Opta GmbH
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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Application granted granted Critical
Publication of FR808566A publication Critical patent/FR808566A/en
Expired 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
FR808566D 1935-06-25 1936-06-24 TV tube Expired FR808566A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE203820X 1935-06-25

Publications (1)

Publication Number Publication Date
FR808566A true FR808566A (en) 1937-02-10

Family

ID=5778568

Family Applications (1)

Application Number Title Priority Date Filing Date
FR808566D Expired FR808566A (en) 1935-06-25 1936-06-24 TV tube

Country Status (5)

Country Link
US (1) US2123161A (en)
BE (1) BE416227A (en)
CH (1) CH203820A (en)
FR (1) FR808566A (en)
GB (1) GB480672A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2180048A1 (en) * 1972-04-12 1973-11-23 Hitachi Ltd

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2792515A (en) * 1951-06-22 1957-05-14 Thomas Electrics Inc Cathode ray tube
US2930931A (en) * 1955-09-28 1960-03-29 Kaiser Ind Corp Electronic device
US3863091A (en) * 1972-12-29 1975-01-28 Hitachi Ltd Electron gun assembly with improved unitary lens system
DE2850656C2 (en) * 1977-11-22 1984-04-19 Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa Electron gun for cathode ray tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2180048A1 (en) * 1972-04-12 1973-11-23 Hitachi Ltd

Also Published As

Publication number Publication date
CH203820A (en) 1939-03-31
GB480672A (en) 1938-02-25
US2123161A (en) 1938-07-05
BE416227A (en)

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