| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1830-06-21 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 6,040X | Jun. 21, 1830 | L. Kenton | Silvering and gilding leather | ||
| 6,041X | Jun. 21, 1830 | E. Lester | Fire place | ||
| 6,042X | Jun. 21, 1830 | E.L. Miller | Vertical boilers | stationary boilers | |