JPH0339245U - - Google Patents
Info
- Publication number
- JPH0339245U JPH0339245U JP10067189U JP10067189U JPH0339245U JP H0339245 U JPH0339245 U JP H0339245U JP 10067189 U JP10067189 U JP 10067189U JP 10067189 U JP10067189 U JP 10067189U JP H0339245 U JPH0339245 U JP H0339245U
- Authority
- JP
- Japan
- Prior art keywords
- block
- filament
- trapezoidal
- electron beam
- linear
- 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
- 238000010894 electron beam technology Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
Landscapes
- Electron Sources, Ion Sources (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10067189U JPH0339245U (fr) | 1989-08-28 | 1989-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10067189U JPH0339245U (fr) | 1989-08-28 | 1989-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0339245U true JPH0339245U (fr) | 1991-04-16 |
Family
ID=31649664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10067189U Pending JPH0339245U (fr) | 1989-08-28 | 1989-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0339245U (fr) |
-
1989
- 1989-08-28 JP JP10067189U patent/JPH0339245U/ja active Pending
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