Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303804 | Self-propelled riding tractor | John F. Brackin, Edward Freier, Jr. | 1989-10-03 |
| 4807904 | Riding mower chassis having improved rear portion | Donald G. Penkoske, John W. Schanz | 1989-02-28 |