NL219295A - - Google Patents
Info
- Publication number
- NL219295A NL219295A NL219295DA NL219295A NL 219295 A NL219295 A NL 219295A NL 219295D A NL219295D A NL 219295DA NL 219295 A NL219295 A NL 219295A
- 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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/02—Electron guns
- H01J3/026—Eliminating deleterious effects due to thermal effects, electric or magnetic field
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/02—Electron guns
- H01J3/027—Construction of the gun or parts thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU1098622X | 1956-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL219295A true NL219295A (en) |
Family
ID=11003170
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL219295D NL219295A (en) | 1956-07-25 | ||
| NL100487D NL100487C (en) | 1956-07-25 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL100487D NL100487C (en) | 1956-07-25 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1098622B (en) |
| NL (2) | NL100487C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1317679A (en) * | 1961-03-14 | 1963-05-10 | ||
| NL8002343A (en) * | 1980-04-23 | 1981-11-16 | Philips Nv | ELECTRON GUN AND CATHODE JET CONTAINING SUCH ELECTRON GUN. |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2413689A (en) * | 1942-02-12 | 1947-01-07 | Bell Telephone Labor Inc | Electron discharge device |
-
0
- NL NL219295D patent/NL219295A/xx unknown
- NL NL100487D patent/NL100487C/xx active
-
1957
- 1957-07-12 DE DEE14397A patent/DE1098622B/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL100487C (en) | |
| DE1098622B (en) | 1961-02-02 |