JPH01155641U - - Google Patents
Info
- Publication number
- JPH01155641U JPH01155641U JP5251288U JP5251288U JPH01155641U JP H01155641 U JPH01155641 U JP H01155641U JP 5251288 U JP5251288 U JP 5251288U JP 5251288 U JP5251288 U JP 5251288U JP H01155641 U JPH01155641 U JP H01155641U
- Authority
- JP
- Japan
- Prior art keywords
- electron gun
- gun assembly
- microspherical
- coaxially
- held
- 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
- 125000006850 spacer group Chemical group 0.000 claims 1
- 239000004005 microsphere Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5251288U JPH01155641U (en]) | 1988-04-18 | 1988-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5251288U JPH01155641U (en]) | 1988-04-18 | 1988-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01155641U true JPH01155641U (en]) | 1989-10-25 |
Family
ID=31278515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5251288U Pending JPH01155641U (en]) | 1988-04-18 | 1988-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01155641U (en]) |
-
1988
- 1988-04-18 JP JP5251288U patent/JPH01155641U/ja active Pending