FR845391A - Tubes à rayons cathodiques - Google Patents
Tubes à rayons cathodiquesInfo
- Publication number
- FR845391A FR845391A FR845391DA FR845391A FR 845391 A FR845391 A FR 845391A FR 845391D A FR845391D A FR 845391DA FR 845391 A FR845391 A FR 845391A
- Authority
- FR
- France
- Prior art keywords
- cathode ray
- ray tubes
- tubes
- 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
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB30057/37A GB505026A (en) | 1937-11-03 | 1937-11-03 | Improvements relating to electric discharge devices and/or circuits therefor |
Publications (1)
Publication Number | Publication Date |
---|---|
FR845391A true FR845391A (fr) | 1939-08-21 |
Family
ID=10301553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR845391D Expired FR845391A (fr) | 1937-11-03 | 1938-10-29 | Tubes à rayons cathodiques |
Country Status (3)
Country | Link |
---|---|
US (1) | US2252744A (fr) |
FR (1) | FR845391A (fr) |
GB (1) | GB505026A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE521804A (fr) * | 1952-07-30 | |||
US2921228A (en) * | 1954-05-18 | 1960-01-12 | Itt | Color television apparatus |
-
1937
- 1937-11-03 GB GB30057/37A patent/GB505026A/en not_active Expired
-
1938
- 1938-10-28 US US237545A patent/US2252744A/en not_active Expired - Lifetime
- 1938-10-29 FR FR845391D patent/FR845391A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB505026A (en) | 1939-05-03 |
US2252744A (en) | 1941-08-19 |
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