| Patents Granted on 1812-??-?? |
Patents 1 -
15
of 244
      |
| Number | Date | Patentee | Title | Type |
| 1,626X | Jan. 06, 1812 | T. Stanley | Structure of Bee-Hives | apiary apparatus |
| 1,627X | Jan. 06, 1812 | A. Walton | Flyers for spinning cotton | spinner |
| 1,628X | Jan. 06, 1812 | H. Frink | Restorative elixir | |
| 1,629X | Jan. 06, 1812 | R. Crosbie | Loom | looms |
| 1,630X | Jan. 06, 1812 | R. Crosbie | Hydro pneumatic engine | |
| 1,631X | Jan. 06, 1812 | J. Evans | Pump | pumps |
| 1,632X | Jan. 06, 1812 | J. Bouis | Steam Drawer Kitchen or Apparatus for Cooking | stoves |
| 1,633X | Jan. 06, 1812 | E. Leonard | Converting pig iron into steel | steel maker |
| 1,634X | Jan. 06, 1812 | P.T. Walcott | Improved easy draught bedstead | |
| 1,635X | Jan. 10, 1812 | J. Barker | Art of tanning | |
| 1,636X | Jan. 11, 1812 | A. Johnson | Febrifuge | |
| 1,637X | Jan. 11, 1812 | S. May | Net or scine for taking shad or other fish | |
| 1,638X | Jan. 11, 1812 | W. Giffen | For roving flax and hemp, etc. | flax and hemp machines |
| 1,639X | Jan. 11, 1812 | J. Howell | Machine for rolling wire | |
| 1,640X | Jan. 11, 1812 | C. Whitlow | New species of plant applicable to many uses, particularly for the uses of flax and hemp | |
