Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308976 | Personal protective device | Paul G. Hahn | 1982-01-05 |
| 4241850 | Personal protective device | Paul G. Hahn | 1980-12-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4308976 | Personal protective device | Paul G. Hahn | 1982-01-05 |
| 4241850 | Personal protective device | Paul G. Hahn | 1980-12-30 |