Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875339 | Combustion chamber liner insert | Neil Rasmussen, Li-Chieh Szema | 1989-10-24 |
| 4798753 | Insulating panels containing insulating powders and insulating gases | Robert W. Barito, Kenneth L. Downs | 1989-01-17 |