FR1185505A - Cathode ray tubes - Google Patents

Cathode ray tubes

Info

Publication number
FR1185505A
FR1185505A FR1185505DA FR1185505A FR 1185505 A FR1185505 A FR 1185505A FR 1185505D A FR1185505D A FR 1185505DA FR 1185505 A FR1185505 A FR 1185505A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
tubes
cathode
ray
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1185505A publication Critical patent/FR1185505A/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
    • H01J29/84—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection
    • H01J29/845—Traps for removing or diverting unwanted particles, e.g. negative ions, fringing electrons; Arrangements for velocity or mass selection by means of magnetic systems
FR1185505D 1956-10-29 1957-10-29 Cathode ray tubes Expired FR1185505A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US618743A US2913612A (en) 1956-10-29 1956-10-29 Cathode ray tube

Publications (1)

Publication Number Publication Date
FR1185505A true FR1185505A (en) 1959-07-31

Family

ID=24478958

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1185505D Expired FR1185505A (en) 1956-10-29 1957-10-29 Cathode ray tubes

Country Status (2)

Country Link
US (1) US2913612A (en)
FR (1) FR1185505A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8403537A (en) * 1984-11-21 1986-06-16 Philips Nv CATHODE JET TUBE WITH ION TRAP.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE838168C (en) * 1944-12-28 1952-03-27 A. C. Cossor Limited, London cathode ray tube
US2604599A (en) * 1949-09-17 1952-07-22 Sylvania Electric Prod Cathode-ray tube
US2744208A (en) * 1949-12-02 1956-05-01 Rca Corp Ion trap electron gun
US2596508A (en) * 1950-04-19 1952-05-13 Rauland Corp Electron gun for cathode-ray tubes
US2565533A (en) * 1950-05-19 1951-08-28 Rauland Corp Cathode-ray tube
US2680204A (en) * 1950-11-30 1954-06-01 Rca Corp Gun structure
BE527842A (en) * 1953-04-03

Also Published As

Publication number Publication date
US2913612A (en) 1959-11-17

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