JPH0542612Y2 - - Google Patents
Info
- Publication number
- JPH0542612Y2 JPH0542612Y2 JP4331887U JP4331887U JPH0542612Y2 JP H0542612 Y2 JPH0542612 Y2 JP H0542612Y2 JP 4331887 U JP4331887 U JP 4331887U JP 4331887 U JP4331887 U JP 4331887U JP H0542612 Y2 JPH0542612 Y2 JP H0542612Y2
- Authority
- JP
- Japan
- Prior art keywords
- electron
- filament
- box
- electron beam
- electrode
- 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.)
- Expired - Lifetime
Links
- 238000010894 electron beam technology Methods 0.000 claims description 47
- 238000010586 diagram Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 230000007935 neutral effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Electron Tubes For Measurement (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4331887U JPH0542612Y2 (2) | 1987-03-23 | 1987-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4331887U JPH0542612Y2 (2) | 1987-03-23 | 1987-03-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63150460U JPS63150460U (2) | 1988-10-04 |
| JPH0542612Y2 true JPH0542612Y2 (2) | 1993-10-27 |
Family
ID=30860063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4331887U Expired - Lifetime JPH0542612Y2 (2) | 1987-03-23 | 1987-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0542612Y2 (2) |
-
1987
- 1987-03-23 JP JP4331887U patent/JPH0542612Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63150460U (2) | 1988-10-04 |
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