Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875040 | Device for remote control of electrical apparatus | Alexandr D. Sazhin, Valery K. Zhitnikov, Anatoly I. Konoplyanko | 1989-10-17 |
| 4835657 | Explosion-proof electrical unit | Alexandr I. Parkhomenko, Eduard P. Moskalev | 1989-05-30 |