Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214758 | Face sealer device for roller lock gates | Leonid G. Gorodissky, by Anastasia I. Romanova, administrator | 1980-07-29 |
| 4186571 | Device for lubrication of roller seal | Leonid G. Gorodissky, Raisa V. Vasilieva, Vyacheslav I. Zhmurov, Mikhail Kozlov, Vera I. Kuzmina | 1980-02-05 |