Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332437 | Retroreflective marking tape | James H. Heasley | 1982-06-01 |
| 4182548 | Retroreflective marking tape | James E. Heasley | 1980-01-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332437 | Retroreflective marking tape | James H. Heasley | 1982-06-01 |
| 4182548 | Retroreflective marking tape | James E. Heasley | 1980-01-08 |