FR1062408A - Advanced Magnetic Concentration Device for Cathode Ray Tubes - Google Patents

Advanced Magnetic Concentration Device for Cathode Ray Tubes

Info

Publication number
FR1062408A
FR1062408A FR1062408DA FR1062408A FR 1062408 A FR1062408 A FR 1062408A FR 1062408D A FR1062408D A FR 1062408DA FR 1062408 A FR1062408 A FR 1062408A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
concentration device
magnetic concentration
advanced magnetic
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
Rene Halftermeyer
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 FR1062408A publication Critical patent/FR1062408A/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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/64—Magnetic lenses
    • H01J29/68—Magnetic lenses using permanent magnets only
FR1062408D 1950-12-08 1950-12-08 Advanced Magnetic Concentration Device for Cathode Ray Tubes Expired FR1062408A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1062408T 1950-12-08

Publications (1)

Publication Number Publication Date
FR1062408A true FR1062408A (en) 1954-04-23

Family

ID=9600614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1062408D Expired FR1062408A (en) 1950-12-08 1950-12-08 Advanced Magnetic Concentration Device for Cathode Ray Tubes

Country Status (1)

Country Link
FR (1) FR1062408A (en)

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