HU143979A - - Google Patents
Info
- Publication number
- HU143979A HU143979A HU143979DA HU143979A HU 143979 A HU143979 A HU 143979A HU 143979D A HU143979D A HU 143979DA HU 143979 A HU143979 A HU 143979A
- Authority
- HU
- Hungary
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
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/04—Cathodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU792046X | 1953-11-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HU143979A true HU143979A (US06650917-20031118-M00005.png) |
Family
ID=10980341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU143979D HU143979A (US06650917-20031118-M00005.png) | 1953-11-05 |
Country Status (5)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL89470C (US06650917-20031118-M00005.png) * | 1953-03-04 | |||
| NL8105921A (nl) * | 1981-12-31 | 1983-07-18 | Philips Nv | Televisiekamerabuis. |
| GB2188771B (en) * | 1986-04-01 | 1990-12-19 | Ceradyne Inc | Dispenser cathode and method of manufacture therefor |
| KR920001335B1 (ko) * | 1989-11-10 | 1992-02-10 | 삼성전관 주식회사 | 디스펜서 음극 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL34189C (US06650917-20031118-M00005.png) * | 1930-07-17 | |||
| US2131204A (en) * | 1936-01-15 | 1938-09-27 | Siemens Ag | Indirectly heated thermionic cathode |
| US2201167A (en) * | 1937-03-09 | 1940-05-21 | Germeshausen Kenneth Joseph | Gaseous-discharge device |
| US2647216A (en) * | 1950-04-01 | 1953-07-28 | Rca Corp | Dispenser cathode |
-
0
- HU HU143979D patent/HU143979A/hu unknown
-
1954
- 1954-08-09 DE DEE9395A patent/DE1094375B/de active Pending
- 1954-08-11 FR FR1112744D patent/FR1112744A/fr not_active Expired
- 1954-08-13 GB GB23626/54A patent/GB792046A/en not_active Expired
- 1954-10-29 US US465489A patent/US2798180A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1094375B (de) | 1960-12-08 |
| FR1112744A (fr) | 1956-03-19 |
| US2798180A (en) | 1957-07-02 |
| GB792046A (en) | 1958-03-19 |
