Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843946 | Filament-wound venturi | David H. Gladstone, William J. Robertson | 1989-07-04 |
| 4646615 | Carbon fibre gun barrel | David H. Gladstone, William J. Robertson | 1987-03-03 |
| 4633782 | Centering adaptor for an anti-armour kinetic energy penetrator | Gilles Berube | 1987-01-06 |
| 4485721 | Rifled fiber reinforced gun barrel | Vikram Shankhla | 1984-12-04 |