| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1810-11-20 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,393X | Nov. 20, 1810 | C. Griswold, H.E. Potter | Machine for cutting tan bark, softening hides, etc. | bark processing machines | |
| 1,394X | Nov. 20, 1810 | H.E. Potter, C. Griswold | Machine for boiling potatoes, pumpkins or other food, for cattle or swine, by steam | ||