Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4690755 | Anaerobic contactor | Alexander A. Friedman | 1987-09-01 |
| 4563281 | Anaerobic contactor | Alexander A. Friedman | 1986-01-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4690755 | Anaerobic contactor | Alexander A. Friedman | 1987-09-01 |
| 4563281 | Anaerobic contactor | Alexander A. Friedman | 1986-01-07 |