Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4198866 | Method and device for ultrasonic inspection of materials | Sergei B. Birjukov, Valery S. Gavrev, Jury M. Goncharuk, Viktor A. Lonchak | 1980-04-22 |
| 4187725 | Method for ultrasonic inspection of materials and device for effecting same | Valery S. Gavrev, Jury M. Goncharuk, Sergei B. Birjukov, Ljudmila A. Popova | 1980-02-12 |