BE440695A - - Google Patents
Info
- Publication number
- BE440695A BE440695A BE440695DA BE440695A BE 440695 A BE440695 A BE 440695A BE 440695D A BE440695D A BE 440695DA BE 440695 A BE440695 A BE 440695A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/36—Tubes with flat electrodes, e.g. disc electrode
-
- 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
- H01J29/484—Eliminating deleterious effects due to thermal effects, electrical or magnetic fields; Preventing unwanted emission
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE218217X | 1940-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE440695A true BE440695A (en) |
Family
ID=5831179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE440695D BE440695A (en) | 1940-03-29 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2378569A (en) |
| BE (1) | BE440695A (en) |
| CH (1) | CH218217A (en) |
| FR (1) | FR871120A (en) |
| NL (1) | NL59615C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2732512A (en) * | 1956-01-24 | briggs | ||
| US2467506A (en) * | 1944-08-04 | 1949-04-19 | Farnsworth Res Corp | Electron gun |
| NL72660C (en) * | 1947-09-12 | |||
| US2529134A (en) * | 1947-10-02 | 1950-11-07 | Rauland Corp | Support for electron guns |
| US2551871A (en) * | 1949-02-11 | 1951-05-08 | Superior Tube Co | Thermionic cathode construction |
| US2716199A (en) * | 1951-01-26 | 1955-08-23 | Hartford Nat Bank & Trust Co | Electric discharge tube for short waves |
| BE527412A (en) * | 1953-03-20 | |||
| US3465195A (en) * | 1967-03-10 | 1969-09-02 | Funkwerk Erfurt Veb K | Shock and vibration-resistant arrangement for cathodes of small heating power |
-
0
- NL NL59615D patent/NL59615C/xx active
- BE BE440695D patent/BE440695A/xx unknown
-
1941
- 1941-02-25 CH CH218217D patent/CH218217A/en unknown
- 1941-03-28 FR FR871120D patent/FR871120A/en not_active Expired
- 1941-04-01 US US386266A patent/US2378569A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL59615C (en) | |
| CH218217A (en) | 1941-11-30 |
| US2378569A (en) | 1945-06-19 |
| FR871120A (en) | 1942-04-09 |