FR800103A - Perfectionnements aux tubes d'oscillographes à rayons cathodiques - Google Patents

Perfectionnements aux tubes d'oscillographes à rayons cathodiques

Info

Publication number
FR800103A
FR800103A FR800103DA FR800103A FR 800103 A FR800103 A FR 800103A FR 800103D A FR800103D A FR 800103DA FR 800103 A FR800103 A FR 800103A
Authority
FR
France
Prior art keywords
cathode ray
ray oscillograph
tubes
oscillograph 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
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.)
AC Cossor Ltd
Original Assignee
AC Cossor 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 AC Cossor Ltd filed Critical AC Cossor Ltd
Application granted granted Critical
Publication of FR800103A publication Critical patent/FR800103A/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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/027—Construction of the gun or parts thereof
FR800103D 1935-01-24 1935-12-28 Perfectionnements aux tubes d'oscillographes à rayons cathodiques Expired FR800103A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2412/35A GB450940A (en) 1935-01-24 1935-01-24 Improvements in cathode ray oscillograph tubes

Publications (1)

Publication Number Publication Date
FR800103A true FR800103A (fr) 1936-06-27

Family

ID=9739095

Family Applications (1)

Application Number Title Priority Date Filing Date
FR800103D Expired FR800103A (fr) 1935-01-24 1935-12-28 Perfectionnements aux tubes d'oscillographes à rayons cathodiques

Country Status (3)

Country Link
US (1) US2138721A (fr)
FR (1) FR800103A (fr)
GB (1) GB450940A (fr)

Also Published As

Publication number Publication date
GB450940A (en) 1936-07-24
US2138721A (en) 1938-11-29

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