Patent US 4598315A
| Patent number | US 4598315A (click link for details and documents via Google Patents) |
|---|---|
| Title | Signal processing apparatus and method of operating such apparatus |
| Inventors | Bruce J. Penney, Michael D. Nakamura |
| Company | Tektronix Inc |
| Filing date | 1983-03-17 |
| Grant date | 1986-07-01 |