JPH0326044U - - Google Patents
Info
- Publication number
- JPH0326044U JPH0326044U JP8505989U JP8505989U JPH0326044U JP H0326044 U JPH0326044 U JP H0326044U JP 8505989 U JP8505989 U JP 8505989U JP 8505989 U JP8505989 U JP 8505989U JP H0326044 U JPH0326044 U JP H0326044U
- Authority
- JP
- Japan
- Prior art keywords
- electron gun
- filament
- heater
- degassing
- inner heater
- 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
- 238000007872 degassing Methods 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Electron Sources, Ion Sources (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8505989U JPH0326044U (ru) | 1989-07-21 | 1989-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8505989U JPH0326044U (ru) | 1989-07-21 | 1989-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0326044U true JPH0326044U (ru) | 1991-03-18 |
Family
ID=31633957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8505989U Pending JPH0326044U (ru) | 1989-07-21 | 1989-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0326044U (ru) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008037485A (ja) * | 2006-08-09 | 2008-02-21 | Dainippon Printing Co Ltd | 伝票封筒 |
-
1989
- 1989-07-21 JP JP8505989U patent/JPH0326044U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008037485A (ja) * | 2006-08-09 | 2008-02-21 | Dainippon Printing Co Ltd | 伝票封筒 |