| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Alfred A. Ellsworth | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| RE9,951 | Nov. 29, 1881 | A.J. Hoag | Reversing Gear for Steam Traction Engines | traction engine propulsion components | |
| 303,516 | Aug. 12, 1884 | A.J. Hoag | Traction Engine | traction engine suspensions | |