FR798992A - Cathodic oscillograph - Google Patents

Cathodic oscillograph

Info

Publication number
FR798992A
FR798992A FR798992DA FR798992A FR 798992 A FR798992 A FR 798992A FR 798992D A FR798992D A FR 798992DA FR 798992 A FR798992 A FR 798992A
Authority
FR
France
Prior art keywords
oscillograph
cathodic
cathodic oscillograph
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
Joseph Gerard Van Den Francois
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 filed Critical
Application granted granted Critical
Publication of FR798992A publication Critical patent/FR798992A/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
    • H01J29/70—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
FR798992D 1935-02-13 1935-12-10 Cathodic oscillograph Expired FR798992A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4627/35A GB444775A (en) 1935-02-13 1935-02-13 Improvements in and relating to cathode ray tubes

Publications (1)

Publication Number Publication Date
FR798992A true FR798992A (en) 1936-05-29

Family

ID=9780727

Family Applications (1)

Application Number Title Priority Date Filing Date
FR798992D Expired FR798992A (en) 1935-02-13 1935-12-10 Cathodic oscillograph

Country Status (4)

Country Link
US (1) US2062538A (en)
BE (1) BE412691A (en)
FR (1) FR798992A (en)
GB (1) GB444775A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530275A (en) * 1946-03-16 1950-11-14 Weingarten Joseph Cathode-ray tube image control
US2455992A (en) * 1947-01-25 1948-12-14 Du Mont Allen B Lab Inc Cathode-ray tube amusement device
US2709229A (en) * 1950-06-01 1955-05-24 Rca Corp Radioactive monokinetic charged particle generators
US2922069A (en) * 1958-07-15 1960-01-19 Bell Telephone Labor Inc High speed counting and switching tubes

Also Published As

Publication number Publication date
GB444775A (en) 1936-03-27
BE412691A (en)
US2062538A (en) 1936-12-01

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