Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353868 | Specimen collecting device | Marshall T. Dennison | 1982-10-12 |
| 4332249 | Filter and valve assembly for hypodermic syringe | — | 1982-06-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353868 | Specimen collecting device | Marshall T. Dennison | 1982-10-12 |
| 4332249 | Filter and valve assembly for hypodermic syringe | — | 1982-06-01 |