Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H154 | Flash prefire detector | Grat E. Blackburn | 1986-11-04 |
| 4462288 | Punch press apparatus for perforating explosive sheets | — | 1984-07-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| H154 | Flash prefire detector | Grat E. Blackburn | 1986-11-04 |
| 4462288 | Punch press apparatus for perforating explosive sheets | — | 1984-07-31 |