Patent US 4773028A
| Patent number | US 4773028A (click link for details and documents via Google Patents) |
|---|---|
| Title | Method and apparatus for improved monitoring and detection of improper device operation |
| Inventors | James L. Tallman |
| Company | Tektronix Inc |
| Filing date | 1984-10-01 |
| Grant date | 1988-09-20 |