BE495919A - - Google Patents
Info
- Publication number
- BE495919A BE495919A BE495919DA BE495919A BE 495919 A BE495919 A BE 495919A BE 495919D A BE495919D A BE 495919DA BE 495919 A BE495919 A BE 495919A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
- H01J17/06—Cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J63/00—Cathode-ray or electron-stream lamps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0031—Tubes with material luminescing under electron bombardment
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1020375X | 1949-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE495919A true BE495919A (en:Method) |
Family
ID=11429233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE495919D BE495919A (en:Method) | 1949-05-25 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE495919A (en:Method) |
| FR (1) | FR1020375A (en:Method) |
-
0
- BE BE495919D patent/BE495919A/xx unknown
-
1950
- 1950-05-24 FR FR1020375D patent/FR1020375A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1020375A (fr) | 1953-02-05 |