JPH0478753U - - Google Patents
Info
- Publication number
- JPH0478753U JPH0478753U JP12142190U JP12142190U JPH0478753U JP H0478753 U JPH0478753 U JP H0478753U JP 12142190 U JP12142190 U JP 12142190U JP 12142190 U JP12142190 U JP 12142190U JP H0478753 U JPH0478753 U JP H0478753U
- Authority
- JP
- Japan
- Prior art keywords
- cathode
- grid
- disposed
- grids
- predetermined intervals
- Prior art date
- 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
- 238000007493 shaping process Methods 0.000 claims 1
Landscapes
- Electron Sources, Ion Sources (AREA)
- Microwave Tubes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12142190U JPH0478753U (no) | 1990-11-19 | 1990-11-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12142190U JPH0478753U (no) | 1990-11-19 | 1990-11-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0478753U true JPH0478753U (no) | 1992-07-09 |
Family
ID=31869278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12142190U Pending JPH0478753U (no) | 1990-11-19 | 1990-11-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0478753U (no) |
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1990
- 1990-11-19 JP JP12142190U patent/JPH0478753U/ja active Pending