FR742516A - - Google Patents

Info

Publication number
FR742516A
FR742516A FR742516DA FR742516A FR 742516 A FR742516 A FR 742516A FR 742516D A FR742516D A FR 742516DA FR 742516 A FR742516 A FR 742516A
Authority
FR
France
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)
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.)
Publication date
Application granted granted Critical
Publication of FR742516A publication Critical patent/FR742516A/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
FR742516D 1931-08-15 Expired FR742516A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US399961XA 1931-08-15 1931-08-15

Publications (1)

Publication Number Publication Date
FR742516A true FR742516A (zh) 1933-03-08

Family

ID=21908496

Family Applications (1)

Application Number Title Priority Date Filing Date
FR742516D Expired FR742516A (zh) 1931-08-15

Country Status (4)

Country Link
BE (1) BE390394A (zh)
DE (1) DE672541C (zh)
FR (1) FR742516A (zh)
GB (1) GB399961A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE874345C (de) * 1940-04-11 1953-04-23 Telefunken Gmbh Abstimmungsanzeigeroehre

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE747206C (de) * 1939-10-22 1944-10-02 Fernseh Gmbh Elektrodenanordnung fuer Kathodenstrahlroehren

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE874345C (de) * 1940-04-11 1953-04-23 Telefunken Gmbh Abstimmungsanzeigeroehre

Also Published As

Publication number Publication date
GB399961A (en) 1933-10-19
BE390394A (zh)
DE672541C (de) 1939-03-04

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