Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885268 | Catalyst composition and method | — | 1989-12-05 |
| 4865819 | Packing support grid | Thomas J. Crowe | 1989-09-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885268 | Catalyst composition and method | — | 1989-12-05 |
| 4865819 | Packing support grid | Thomas J. Crowe | 1989-09-12 |