Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4553626 | Speed control mechanism for a hydrostatically driven vehicle | Walter Kazmierczak | 1985-11-19 |
| 4525888 | Maintaining constant pick-up broom pattern | Douglas A. Bargiel, Truong M. Ha, Richard B. Rosseau | 1985-07-02 |