| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | Patent number: | Patent Date: |
| Patents for John A. Wadsworth | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 3,902X | Jul. 03, 1824 | J.A. Wadsworth | Horse scythe | ||
| 4,202X | Sep. 27, 1825 | J.A. Wadsworth | Power wheel steam engine | ||
| 4,272X | Nov. 23, 1825 | J.A. Wadsworth | Compound evaporator for steam enginery | ||
 | 6,271X | Dec. 14, 1830 | D. Cushing, J. Blake | Improved Bed Key | |