BE380161A - - Google Patents
Info
- Publication number
- BE380161A BE380161A BE380161DA BE380161A BE 380161 A BE380161 A BE 380161A BE 380161D A BE380161D A BE 380161DA BE 380161 A BE380161 A BE 380161A
- 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
- H01J17/50—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
- H01J17/56—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes for preventing and then permitting ignition, but thereafter having no control
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US458850A US1917997A (en) | 1930-05-31 | 1930-05-31 | Electric discharge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE380161A true BE380161A (en:Method) |
Family
ID=23822338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE380161D BE380161A (en:Method) | 1930-05-31 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1917997A (en:Method) |
| BE (1) | BE380161A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2556855A (en) * | 1946-08-30 | 1951-06-12 | Raytheon Mfg Co | Gaseous discharge device |
-
0
- BE BE380161D patent/BE380161A/xx unknown
-
1930
- 1930-05-31 US US458850A patent/US1917997A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1917997A (en) | 1933-07-11 |