| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Ezra P. Doty | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 52,273 | Jan. 30, 1866 | E.P. Doty, E. Doty, W.M. Doty | Washing-machine and churn-power | washing machines | |
| 56,910 | Aug. 07, 1866 | W.M. Doty, E.P. Doty, E. Doty | Improvement in washing-machines | washing machines | |
| 78,940 | Jun. 16, 1868 | W.M. Doty | Improved washing-machine | washing machines | |