JPH0298445U - - Google Patents
Info
- Publication number
- JPH0298445U JPH0298445U JP559189U JP559189U JPH0298445U JP H0298445 U JPH0298445 U JP H0298445U JP 559189 U JP559189 U JP 559189U JP 559189 U JP559189 U JP 559189U JP H0298445 U JPH0298445 U JP H0298445U
- Authority
- JP
- Japan
- Prior art keywords
- fixed
- grid electrode
- electron beam
- transmission hole
- beam transmission
- 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
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000010894 electron beam technology Methods 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP559189U JPH0298445U (de) | 1989-01-21 | 1989-01-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP559189U JPH0298445U (de) | 1989-01-21 | 1989-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0298445U true JPH0298445U (de) | 1990-08-06 |
Family
ID=31209097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP559189U Pending JPH0298445U (de) | 1989-01-21 | 1989-01-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0298445U (de) |
-
1989
- 1989-01-21 JP JP559189U patent/JPH0298445U/ja active Pending