FR876870A - Tubes à rayons cathodiques - Google Patents
Tubes à rayons cathodiquesInfo
- Publication number
- FR876870A FR876870A FR876870DA FR876870A FR 876870 A FR876870 A FR 876870A FR 876870D A FR876870D A FR 876870DA FR 876870 A FR876870 A FR 876870A
- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
-
- 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
- H01J29/82—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEL0007451 | 1939-05-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR876870A true FR876870A (fr) | 1942-11-19 |
Family
ID=7257256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR876870D Expired FR876870A (fr) | 1939-05-09 | 1941-11-14 | Tubes à rayons cathodiques |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE441957A (fr) |
CH (1) | CH219006A (fr) |
FR (1) | FR876870A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB740614A (en) * | 1951-10-17 | 1955-11-16 | Emi Ltd | Improvements relating to electrode assemblies for electron discharge devices |
US3047759A (en) * | 1959-03-30 | 1962-07-31 | Gen Dynamics Corp | Cathode-ray tube structure |
-
0
- BE BE441957D patent/BE441957A/xx unknown
-
1940
- 1940-08-13 CH CH219006D patent/CH219006A/de unknown
-
1941
- 1941-11-14 FR FR876870D patent/FR876870A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH219006A (de) | 1942-01-15 |
BE441957A (fr) |
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