FR829476A - Improvements in the construction of cathode ray tubes - Google Patents

Improvements in the construction of cathode ray tubes

Info

Publication number
FR829476A
FR829476A FR829476DA FR829476A FR 829476 A FR829476 A FR 829476A FR 829476D A FR829476D A FR 829476DA FR 829476 A FR829476 A FR 829476A
Authority
FR
France
Prior art keywords
construction
cathode ray
ray tubes
tubes
cathode
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)
Inventor
Vladislas Zeitline
Apollinaire Zeitline
Vladimir Kliatchko
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger 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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Application granted granted Critical
Publication of FR829476A publication Critical patent/FR829476A/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
    • H01J29/94—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
    • 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
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/74—Deflecting by electric fields only
FR829476D 1937-02-20 1937-02-20 Improvements in the construction of cathode ray tubes Expired FR829476A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR829476T 1937-02-20

Publications (1)

Publication Number Publication Date
FR829476A true FR829476A (en) 1938-06-28

Family

ID=9284284

Family Applications (1)

Application Number Title Priority Date Filing Date
FR829476D Expired FR829476A (en) 1937-02-20 1937-02-20 Improvements in the construction of cathode ray tubes

Country Status (2)

Country Link
FR (1) FR829476A (en)
GB (1) GB495919A (en)

Also Published As

Publication number Publication date
GB495919A (en) 1938-11-22

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