Patent US 4110749A
| Patent number | US 4110749A (click link for details and documents via Google Patents) |
|---|---|
| Title | Touch display to digital encoding system |
| Inventors | Bozidar Janko, Aris Silzars |
| Company | Tektronix Inc |
| Filing date | 1977-05-06 |
| Grant date | 1978-08-29 |