JPS5420111B2 - - Google Patents
Info
- Publication number
- JPS5420111B2 JPS5420111B2 JP1601672A JP1601672A JPS5420111B2 JP S5420111 B2 JPS5420111 B2 JP S5420111B2 JP 1601672 A JP1601672 A JP 1601672A JP 1601672 A JP1601672 A JP 1601672A JP S5420111 B2 JPS5420111 B2 JP S5420111B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Landscapes
- Solid Thermionic Cathode (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1601672A JPS5420111B2 (en:Method) | 1972-02-17 | 1972-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1601672A JPS5420111B2 (en:Method) | 1972-02-17 | 1972-02-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4886463A JPS4886463A (en:Method) | 1973-11-15 |
| JPS5420111B2 true JPS5420111B2 (en:Method) | 1979-07-20 |
Family
ID=11904762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1601672A Expired JPS5420111B2 (en:Method) | 1972-02-17 | 1972-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5420111B2 (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3011528B2 (ja) * | 1992-03-24 | 2000-02-21 | 日本碍子株式会社 | 半導体加熱用セラミックスヒーター及びその製造方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3117249A (en) * | 1960-02-16 | 1964-01-07 | Sperry Rand Corp | Embedded heater cathode |
| AT265448B (de) * | 1963-04-30 | 1968-10-10 | Matsushita Electronics Corp | Verfahren zur Herstellung flacher Kathoden für Elektronenröhren |
| JPS433701Y1 (en:Method) * | 1967-07-26 | 1968-02-16 |
-
1972
- 1972-02-17 JP JP1601672A patent/JPS5420111B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4886463A (en:Method) | 1973-11-15 |