Patent US 4253057A
| Patent number | US 4253057A (click link for details and documents via Google Patents) |
|---|---|
| Title | Compensation indicator for attenuation probe |
| Inventors | Dale E. Carlton, William G. Wilke |
| Company | Tektronix Inc |
| Filing date | 1979-04-26 |
| Grant date | 1981-02-24 |