CH216254A - Electron tube with little tendency to ring. - Google Patents
Electron tube with little tendency to ring.Info
- Publication number
- CH216254A CH216254A CH216254DA CH216254A CH 216254 A CH216254 A CH 216254A CH 216254D A CH216254D A CH 216254DA CH 216254 A CH216254 A CH 216254A
- Authority
- CH
- Switzerland
- Prior art keywords
- ring
- electron tube
- little tendency
- tendency
- little
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/18—Supports; Vibration-damping arrangements
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE216254X | 1940-01-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH216254A true CH216254A (en) | 1941-08-15 |
Family
ID=5828231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH216254D CH216254A (en) | 1940-01-08 | 1940-12-16 | Electron tube with little tendency to ring. |
Country Status (5)
Country | Link |
---|---|
US (1) | US2328136A (en) |
BE (1) | BE440123A (en) |
CH (1) | CH216254A (en) |
FR (1) | FR869669A (en) |
NL (1) | NL53347C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2467390A (en) * | 1945-10-29 | 1949-04-19 | Raytheon Mfg Co | Filament support for electric space discharge tubes |
-
0
- NL NL53347D patent/NL53347C/xx active
- BE BE440123D patent/BE440123A/xx unknown
-
1940
- 1940-12-16 CH CH216254D patent/CH216254A/en unknown
-
1941
- 1941-01-31 FR FR869669D patent/FR869669A/en not_active Expired
- 1941-02-08 US US377986A patent/US2328136A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR869669A (en) | 1942-02-11 |
NL53347C (en) | |
US2328136A (en) | 1943-08-31 |
BE440123A (en) |
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