Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808863 | Active control system and method for reducing engine noise and vibration | — | 1989-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808863 | Active control system and method for reducing engine noise and vibration | — | 1989-02-28 |