BE461543A - - Google Patents
Info
- Publication number
- BE461543A BE461543A BE461543DA BE461543A BE 461543 A BE461543 A BE 461543A BE 461543D A BE461543D A BE 461543DA BE 461543 A BE461543 A BE 461543A
- Authority
- BE
- Belgium
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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/22—Heaters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US468199A US2367669A (en) | 1942-12-08 | 1942-12-08 | Cathode structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE461543A true BE461543A (ko) |
Family
ID=23858816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE461543D BE461543A (ko) | 1942-12-08 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2367669A (ko) |
| BE (1) | BE461543A (ko) |
| GB (1) | GB570468A (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2774941A (en) * | 1952-11-14 | 1956-12-18 | Raytheon Mfg Co | Communication systems |
| US2973449A (en) * | 1957-10-23 | 1961-02-28 | Philips Corp | Electric discharge tube |
-
0
- BE BE461543D patent/BE461543A/xx unknown
-
1942
- 1942-12-08 US US468199A patent/US2367669A/en not_active Expired - Lifetime
-
1943
- 1943-10-15 GB GB16958/43A patent/GB570468A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2367669A (en) | 1945-01-23 |
| GB570468A (en) | 1945-07-09 |