Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214758 | Face sealer device for roller lock gates | Leonid G. Gorodissky, Nikolai T. Romanov, deceased | 1980-07-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214758 | Face sealer device for roller lock gates | Leonid G. Gorodissky, Nikolai T. Romanov, deceased | 1980-07-29 |