Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869152 | Combined active and passive armor system | Melvyn Perry, Donald Jepson | 1989-09-26 |
| 4867077 | Reactive armor constructions and explosive packages suitable therefor | Mario L. Granelli, Melvyn Perry | 1989-09-19 |