Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4502315 | Device for corrugating sheet material | Evgeny V. Dubrovsky, Viktor P. Dunaev | 1985-03-05 |
| 4428419 | Tube-and-fin heat exchanger | Evgeny V. Dubrovsky, Leonid A. Averkiev, Viktor P. Dunaev, Natalya I. Martynova, Lev A. Folts +3 more | 1984-01-31 |