Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4928554 | Unbalance vibrator | Alexandr I. Dryga, Vyacheslav M. Alexeev | 1990-05-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4928554 | Unbalance vibrator | Alexandr I. Dryga, Vyacheslav M. Alexeev | 1990-05-29 |