FR1127404A - Tubes cathodiques - Google Patents

Tubes cathodiques

Info

Publication number
FR1127404A
FR1127404A FR1127404DA FR1127404A FR 1127404 A FR1127404 A FR 1127404A FR 1127404D A FR1127404D A FR 1127404DA FR 1127404 A FR1127404 A FR 1127404A
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
English (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1127404A publication Critical patent/FR1127404A/fr
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
FR1127404D 1953-12-03 1954-12-02 Tubes cathodiques Expired FR1127404A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL780040X 1953-12-03

Publications (1)

Publication Number Publication Date
FR1127404A true FR1127404A (fr) 1956-12-17

Family

ID=19830143

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1127404D Expired FR1127404A (fr) 1953-12-03 1954-12-02 Tubes cathodiques

Country Status (3)

Country Link
FR (1) FR1127404A (fr)
GB (1) GB780040A (fr)
NL (1) NL183310B (fr)

Also Published As

Publication number Publication date
GB780040A (en) 1957-07-31
NL183310B (nl)

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