BE421505A - - Google Patents
Info
- Publication number
- BE421505A BE421505A BE421505DA BE421505A BE 421505 A BE421505 A BE 421505A BE 421505D A BE421505D A BE 421505DA BE 421505 A BE421505 A BE 421505A
- 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
- H01J29/70—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 |
|---|---|---|---|
| US79341A US2099994A (en) | 1936-05-12 | 1936-05-12 | Electron tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE421505A true BE421505A (en) |
Family
ID=22149911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE421505D BE421505A (en) | 1936-05-12 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2099994A (en) |
| BE (1) | BE421505A (en) |
| DE (1) | DE691572C (en) |
| FR (1) | FR821509A (en) |
| GB (1) | GB478475A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE744015C (en) * | 1938-04-25 | 1944-01-07 | Philips Patentverwaltung | Cathode ray tubes with two pairs of deflection plates that are perpendicular to one another and operated with asymmetrical deflection voltages |
| US2623692A (en) * | 1942-11-30 | 1952-12-30 | Cossor Ltd A C | Electrical fire control calculating apparatus |
| DE975306C (en) * | 1952-06-29 | 1961-11-02 | Telefunken Patent | Electron beam tube with a collecting screen and an electrostatic deflection system |
-
0
- BE BE421505D patent/BE421505A/xx unknown
-
1936
- 1936-05-12 US US79341A patent/US2099994A/en not_active Expired - Lifetime
-
1937
- 1937-04-23 GB GB11736/37A patent/GB478475A/en not_active Expired
- 1937-05-07 FR FR821509D patent/FR821509A/en not_active Expired
- 1937-05-13 DE DE1937R0099341 patent/DE691572C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR821509A (en) | 1937-12-07 |
| GB478475A (en) | 1938-01-19 |
| DE691572C (en) | 1940-05-30 |
| US2099994A (en) | 1937-11-23 |