Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873193 | Method and apparatus for the collection and preservation of fluid biological evidence | Donald H. Nichols, D. Gary Hemphill | 1989-10-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873193 | Method and apparatus for the collection and preservation of fluid biological evidence | Donald H. Nichols, D. Gary Hemphill | 1989-10-10 |