JPS49123772A - - Google Patents
Info
- Publication number
- JPS49123772A JPS49123772A JP3694873A JP3694873A JPS49123772A JP S49123772 A JPS49123772 A JP S49123772A JP 3694873 A JP3694873 A JP 3694873A JP 3694873 A JP3694873 A JP 3694873A JP S49123772 A JPS49123772 A JP S49123772A
- 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.)
- Granted
Links
Landscapes
- Cold Cathode And The Manufacture (AREA)
- Electron Sources, Ion Sources (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3694873A JPS5425791B2 (ja) | 1973-03-30 | 1973-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3694873A JPS5425791B2 (ja) | 1973-03-30 | 1973-03-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49123772A true JPS49123772A (ja) | 1974-11-27 |
| JPS5425791B2 JPS5425791B2 (ja) | 1979-08-30 |
Family
ID=12483961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3694873A Expired JPS5425791B2 (ja) | 1973-03-30 | 1973-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5425791B2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52115160A (en) * | 1976-03-24 | 1977-09-27 | Hitachi Ltd | Field radiation cathode |
-
1973
- 1973-03-30 JP JP3694873A patent/JPS5425791B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52115160A (en) * | 1976-03-24 | 1977-09-27 | Hitachi Ltd | Field radiation cathode |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5425791B2 (ja) | 1979-08-30 |