Electron gun
US4621213A · kind A · utility
15Cited by
2References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 2, 1984 |
| Grant date | Nov 4, 1986 |
| Priority date | — |
| Expiry date | Jul 2, 2004 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J35/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electron gun which can be easily disassembled to replace a defective cathode assembly and which can be easily and quickly reassembled and realigned.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.