Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885140 | Exhaust treating apparatus | — | 1989-12-05 |
| D302729 | Luer nut for connecting medical devices | Thomas P. Stephens, David A. Bristol | 1989-08-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885140 | Exhaust treating apparatus | — | 1989-12-05 |
| D302729 | Luer nut for connecting medical devices | Thomas P. Stephens, David A. Bristol | 1989-08-08 |