Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5610876 | Acoustic deterrent system and method | — | 1997-03-11 |
| 5606253 | Guided flow marine speedometer including angularly shaped housing for guiding water to a paddlewheel sensor at that angle | Stephen G. Boucher, Maurice P. Lagace | 1997-02-25 |