BE478089A - - Google Patents
Info
- Publication number
- BE478089A BE478089A BE478089DA BE478089A BE 478089 A BE478089 A BE 478089A BE 478089D A BE478089D A BE 478089DA BE 478089 A BE478089 A BE 478089A
- 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
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/50—Thermionic-cathode tubes
- H01J17/52—Thermionic-cathode tubes with one cathode and one anode
- H01J17/54—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US483409A US2428661A (en) | 1943-04-17 | 1943-04-17 | Electric discharge device of the gas filled type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE478089A true BE478089A (de) |
Family
ID=23919948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE478089D BE478089A (de) | 1943-04-17 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2428661A (de) |
| BE (1) | BE478089A (de) |
| FR (1) | FR962514A (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2592556A (en) * | 1947-09-25 | 1952-04-15 | Kenneth J Germeshausen | Gaseous-discharge device |
| US2527127A (en) * | 1948-12-24 | 1950-10-24 | Bell Telephone Labor Inc | Electronic discharge device |
| US2553569A (en) * | 1949-01-07 | 1951-05-22 | Warren H Flarity | Gas tube radio-frequency switch |
| US2750535A (en) * | 1950-09-15 | 1956-06-12 | Machlett Lab Inc | Electron discharge tubes |
| US2634384A (en) * | 1950-12-01 | 1953-04-07 | Bell Telephone Labor Inc | Thermal structure for electron discharge devices |
| US2679611A (en) * | 1951-01-17 | 1954-05-25 | Westinghouse Electric Corp | Vapor-arc device |
| US2687485A (en) * | 1951-04-02 | 1954-08-24 | Rca Corp | Gas tube with reduced noise |
| US3023341A (en) * | 1959-05-22 | 1962-02-27 | Jr Jackson W Kendall | Electron tube |
| US3295013A (en) * | 1960-08-09 | 1966-12-27 | Varian Associates | Electron tubes containing gas below critical pressure |
| US3197666A (en) * | 1961-10-09 | 1965-07-27 | Rca Corp | Electron tube having a novel electrode support arrangement |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2137198A (en) * | 1925-03-05 | 1938-11-15 | Raytheon Mfg Co | Electric device |
| US1716931A (en) * | 1926-03-12 | 1929-06-11 | Gen Electric | Electric discharge device |
| US1962158A (en) * | 1930-08-25 | 1934-06-12 | Raytheon Mfg Co | Gaseous discharge device |
| US1962159A (en) * | 1930-08-25 | 1934-06-12 | Raytheon Mfg Co | Grid-controlled gaseous discharge tube |
| US1893887A (en) * | 1931-12-19 | 1933-01-10 | Cutler Hammer Inc | Electron tube |
| US2121600A (en) * | 1936-08-26 | 1938-06-21 | Westinghouse Electric & Mfg Co | Metal tube |
| NL53014C (de) * | 1936-12-29 | |||
| BE476281A (de) * | 1940-08-17 |
-
0
- FR FR962514D patent/FR962514A/fr not_active Expired
- BE BE478089D patent/BE478089A/xx unknown
-
1943
- 1943-04-17 US US483409A patent/US2428661A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR962514A (de) | 1950-06-14 |
| US2428661A (en) | 1947-10-07 |