BE408804A - - Google Patents
Info
- Publication number
- BE408804A BE408804A BE408804DA BE408804A BE 408804 A BE408804 A BE 408804A BE 408804D A BE408804D A BE 408804DA BE 408804 A BE408804 A BE 408804A
- Authority
- BE
- Belgium
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
- H01J29/48—Electron guns
- H01J29/485—Construction of the gun or of parts thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1588034A GB439048A (en) | 1934-05-28 | 1934-05-28 | Improvements in or relating to electron emitting cathodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE408804A true BE408804A (en) |
Family
ID=10067183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE408804D BE408804A (en) | 1934-05-28 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE408804A (en) |
| DE (1) | DE685680C (en) |
| GB (1) | GB439048A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE759555C (en) * | 1939-11-17 | 1953-02-09 | Siemens & Halske A G | Electron beam oscilloscope |
-
0
- BE BE408804D patent/BE408804A/xx unknown
-
1934
- 1934-05-28 GB GB1588034A patent/GB439048A/en not_active Expired
-
1935
- 1935-05-29 DE DEM131135D patent/DE685680C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB439048A (en) | 1935-11-28 |
| DE685680C (en) | 1939-12-22 |