BE425260A - - Google Patents
Info
- Publication number
- BE425260A BE425260A BE425260DA BE425260A BE 425260 A BE425260 A BE 425260A BE 425260D A BE425260D A BE 425260DA BE 425260 A BE425260 A BE 425260A
- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/023—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof secondary-electron emitting electrode arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
- H01J31/503—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output with an electromagnetic electron-optic system
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE469588X | 1936-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE425260A true BE425260A (forum.php) |
Family
ID=6541036
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE425260D BE425260A (forum.php) | 1936-01-08 | ||
| BE419324D BE419324A (forum.php) | 1936-01-08 | 1937-01-06 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE419324D BE419324A (forum.php) | 1936-01-08 | 1937-01-06 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2196854A (forum.php) |
| BE (2) | BE419324A (forum.php) |
| FR (2) | FR816020A (forum.php) |
| GB (2) | GB469588A (forum.php) |
| NL (2) | NL50462C (forum.php) |
-
0
- BE BE425260D patent/BE425260A/xx unknown
-
1936
- 1936-12-24 US US117440A patent/US2196854A/en not_active Expired - Lifetime
-
1937
- 1937-01-05 GB GB326/37A patent/GB469588A/en not_active Expired
- 1937-01-06 FR FR816020D patent/FR816020A/fr not_active Expired
- 1937-01-06 BE BE419324D patent/BE419324A/xx unknown
- 1937-01-06 NL NL80731A patent/NL50462C/xx active
- 1937-12-17 FR FR49037D patent/FR49037E/fr not_active Expired
- 1937-12-18 NL NL85574A patent/NL53830C/xx active
- 1937-12-26 GB GB34906/37A patent/GB481865A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR49037E (fr) | 1938-10-14 |
| FR816020A (fr) | 1937-07-28 |
| US2196854A (en) | 1940-04-09 |
| NL50462C (forum.php) | 1941-05-15 |
| GB481865A (en) | 1938-03-18 |
| NL53830C (forum.php) | 1943-01-15 |
| GB469588A (en) | 1937-07-28 |
| BE419324A (forum.php) | 1937-02-27 |