JPS57117053U - - Google Patents
Info
- Publication number
- JPS57117053U JPS57117053U JP424781U JP424781U JPS57117053U JP S57117053 U JPS57117053 U JP S57117053U JP 424781 U JP424781 U JP 424781U JP 424781 U JP424781 U JP 424781U JP S57117053 U JPS57117053 U JP S57117053U
- 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.)
- Pending
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP424781U JPS57117053U (en) | 1981-01-13 | 1981-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP424781U JPS57117053U (en) | 1981-01-13 | 1981-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS57117053U true JPS57117053U (en) | 1982-07-20 |
Family
ID=29802677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP424781U Pending JPS57117053U (en) | 1981-01-13 | 1981-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57117053U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55139734A (en) * | 1979-04-18 | 1980-10-31 | Toshiba Corp | Manufacture of direct-heating type cathode structure |
| JPS5550575B2 (en) * | 1973-07-20 | 1980-12-18 |
-
1981
- 1981-01-13 JP JP424781U patent/JPS57117053U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5550575B2 (en) * | 1973-07-20 | 1980-12-18 | ||
| JPS55139734A (en) * | 1979-04-18 | 1980-10-31 | Toshiba Corp | Manufacture of direct-heating type cathode structure |