BE521158A - - Google Patents
Info
- Publication number
- BE521158A BE521158A BE521158DA BE521158A BE 521158 A BE521158 A BE 521158A BE 521158D A BE521158D A BE 521158DA BE 521158 A BE521158 A BE 521158A
- 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
- H01J17/30—Igniting arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL316271X | 1952-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE521158A true BE521158A (xx) |
Family
ID=19783813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE521158D BE521158A (xx) | 1952-07-04 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2757307A (xx) |
| BE (1) | BE521158A (xx) |
| CH (1) | CH316271A (xx) |
| DE (1) | DE948276C (xx) |
| FR (1) | FR1080315A (xx) |
| GB (1) | GB728194A (xx) |
| NL (1) | NL170851C (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3684910A (en) * | 1970-05-18 | 1972-08-15 | Itt | Electron multiplier having dynode modules |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA466334A (en) * | 1950-07-04 | W. Eitel William | Electron tube and method of making the same | |
| US1722121A (en) * | 1925-06-25 | 1929-07-23 | Western Electric Co | Electron-discharge device |
| AT128214B (de) * | 1929-12-21 | 1932-05-10 | Telefunken Gmbh | Gasgefüllte Entladungsröhre. |
| US2092804A (en) * | 1935-11-07 | 1937-09-14 | Telefunken Gmbh | Screen grid electron discharge tube |
| US2404920A (en) * | 1940-09-27 | 1946-07-30 | Research Corp | Electronic discharge apparatus |
| US2417730A (en) * | 1942-11-30 | 1947-03-18 | Eitel Mccullough Inc | Electron tube and method of making same |
| US2419485A (en) * | 1943-06-03 | 1947-04-22 | Ncr Co | Electronic device |
-
0
- NL NLAANVRAGE7108125,A patent/NL170851C/xx active
- BE BE521158D patent/BE521158A/xx unknown
-
1953
- 1953-06-29 US US364720A patent/US2757307A/en not_active Expired - Lifetime
- 1953-07-01 GB GB18236/53A patent/GB728194A/en not_active Expired
- 1953-07-02 DE DEN7402A patent/DE948276C/de not_active Expired
- 1953-07-02 FR FR1080315D patent/FR1080315A/fr not_active Expired
- 1953-07-02 CH CH316271D patent/CH316271A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH316271A (de) | 1956-09-30 |
| FR1080315A (fr) | 1954-12-08 |
| DE948276C (de) | 1956-08-30 |
| GB728194A (en) | 1955-04-13 |
| US2757307A (en) | 1956-07-31 |
| NL170851C (nl) |