Patent US 4247869A
| Patent number | US 4247869A |
|---|---|
| Title | Method and apparatus for improving resolution and linearity in a beam-index display system |
| Inventors | Robert G. Culter, Charles S. Osborne Jr. |
| Company | Tektronix Inc |
| Filing date | 1979-04-16 |
| Grant date | 1981-01-27 |
| Cites |