Patent US 4677481A
| Patent number | US 4677481A (click link for details and documents via Google Patents) |
|---|---|
| Title | Dual display monitor |
| Inventors | Dan H. Nicholas |
| Company | Tektronix Inc |
| Filing date | 1986-03-17 |
| Grant date | 1987-06-30 |
| Patent number | US 4677481A (click link for details and documents via Google Patents) |
|---|---|
| Title | Dual display monitor |
| Inventors | Dan H. Nicholas |
| Company | Tektronix Inc |
| Filing date | 1986-03-17 |
| Grant date | 1987-06-30 |