NL41316C - - Google Patents
Info
- Publication number
- NL41316C NL41316C NL41316DA NL41316C NL 41316 C NL41316 C NL 41316C NL 41316D A NL41316D A NL 41316DA NL 41316 C NL41316 C NL 41316C
- Authority
- NL
- Netherlands
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 |
|---|---|---|---|
| US723685A US2082120A (en) | 1934-05-03 | 1934-05-03 | Electron discharge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL41316C true NL41316C (da) |
Family
ID=24907257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL41316D NL41316C (da) | 1934-05-03 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2082120A (da) |
| FR (1) | FR786902A (da) |
| GB (1) | GB439000A (da) |
| NL (1) | NL41316C (da) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL49681C (da) * | 1937-04-19 | |||
| US2570121A (en) * | 1949-05-26 | 1951-10-02 | Rca Corp | Nondeforming laminated electrode support and electron discharge device |
| US2599395A (en) * | 1950-01-25 | 1952-06-03 | Collins Radio Co | Filament temperature compensating device |
| US2632129A (en) * | 1951-07-09 | 1953-03-17 | Westinghouse Electric Corp | Filament support structure for electron discharge devices |
| US3351801A (en) * | 1965-02-16 | 1967-11-07 | John F Richter | Cathode cylinder having a heater member supported by a plurality of flexible metal bands |
-
0
- FR FR786902D patent/FR786902A/fr not_active Expired
- NL NL41316D patent/NL41316C/xx active
-
1934
- 1934-05-03 US US723685A patent/US2082120A/en not_active Expired - Lifetime
-
1935
- 1935-01-04 GB GB337/35A patent/GB439000A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2082120A (en) | 1937-06-01 |
| FR786902A (da) | 1935-09-12 |
| GB439000A (en) | 1935-11-27 |