Method of manufacturing luminescent screens for color picture tubes
US4288512A · kind A · utility
1Cited by
5References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 3, 1980 |
| Grant date | Sep 8, 1981 |
| Priority date | — |
| Expiry date | Jan 3, 2000 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J9/2272
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A rotating diaphragm is used to distribute a predetermined amount of light onto a light-sensitive phosphor layer on a glass faceplate in order to obtain sharp-edged phosphor stripes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.