Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869326 | Box scraper with plural blades | Lynn E. Mounce | 1989-09-26 |
| 4797863 | Underwater acoustical transducer | Manuel Gonzalez | 1989-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869326 | Box scraper with plural blades | Lynn E. Mounce | 1989-09-26 |
| 4797863 | Underwater acoustical transducer | Manuel Gonzalez | 1989-01-10 |