BE473956A - - Google Patents
Info
- Publication number
- BE473956A BE473956A BE473956DA BE473956A BE 473956 A BE473956 A BE 473956A BE 473956D A BE473956D A BE 473956DA BE 473956 A BE473956 A BE 473956A
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US412377A US2283639A (en) | 1941-09-26 | 1941-09-26 | Electric discharge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE473956A true BE473956A (cs) |
Family
ID=23632744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE473956D BE473956A (cs) | 1941-09-26 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2283639A (cs) |
| BE (1) | BE473956A (cs) |
| FR (1) | FR950304A (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2450009A (en) * | 1942-05-22 | 1948-09-28 | Standard Telephones Cables Ltd | Multiple stage thermionic valve |
| US2443324A (en) * | 1942-11-07 | 1948-06-15 | Charles Schiffman | Electronic tube |
| US2953701A (en) * | 1957-09-05 | 1960-09-20 | High Voltage Engineering Corp | Sealed-off diode with electron emitting anode |
| US3250893A (en) * | 1963-10-01 | 1966-05-10 | Union Carbide Corp | Method for providing a source of heat |
-
0
- BE BE473956D patent/BE473956A/xx unknown
-
1941
- 1941-09-26 US US412377A patent/US2283639A/en not_active Expired - Lifetime
-
1946
- 1946-10-22 FR FR950304D patent/FR950304A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2283639A (en) | 1942-05-19 |
| FR950304A (fr) | 1949-09-23 |