FR852163A - Cathode ray apparatus - Google Patents

Cathode ray apparatus

Info

Publication number
FR852163A
FR852163A FR852163DA FR852163A FR 852163 A FR852163 A FR 852163A FR 852163D A FR852163D A FR 852163DA FR 852163 A FR852163 A FR 852163A
Authority
FR
France
Prior art keywords
cathode ray
ray apparatus
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Application granted granted Critical
Publication of FR852163A publication Critical patent/FR852163A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
FR852163D 1938-03-31 1939-03-27 Cathode ray apparatus Expired FR852163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US526534XA 1938-03-31 1938-03-31

Publications (1)

Publication Number Publication Date
FR852163A true FR852163A (en) 1940-01-25

Family

ID=21979011

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852163D Expired FR852163A (en) 1938-03-31 1939-03-27 Cathode ray apparatus

Country Status (2)

Country Link
FR (1) FR852163A (en)
GB (1) GB526534A (en)

Also Published As

Publication number Publication date
GB526534A (en) 1940-09-19

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