Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887247 | Compliant tube baffle | Robert H. Black | 1989-12-12 |
| 4820753 | Acoustic window and material therefor | Wilson N. Smith, Jr. | 1989-04-11 |
| 4821243 | Low pressure acoustic reflector for conformal arrays | — | 1989-04-11 |