Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4186426 | Emergency lighting device | Joel A. Gingras, Sr., William R. Heffernan, Mary-Louise Vega | 1980-01-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4186426 | Emergency lighting device | Joel A. Gingras, Sr., William R. Heffernan, Mary-Louise Vega | 1980-01-29 |