| Patents Granted on 1831-08-?? |
Patents 1 -
15
of 63
      |
| Number | Date | Patentee | Title | Type |
| 6,680X | Aug. 01, 1831 | I. Jennings | Lamp for burning evaporable ingredients | household tools |
| 6,681X | Aug. 01, 1831 | C. Miles, A. Mallory | Uniting cast iron with steel | steel maker |
| 6,682X | Aug. 02, 1831 | C. Emmons | Horse power | animal powered apparatus |
| 6,683X | Aug. 02, 1831 | E. Strong | Percussion side lock for rifles | gunsmith |
| 6,684X | Aug. 03, 1831 | I. Fobes | Stave jointer | cooper |
| 6,685X | Aug. 03, 1831 | N. Tyson | Kiln for drying flour by means of heated air | kilns |
| 6,686X | Aug. 05, 1831 | P. Broughton | Revolving jointed horizontal screen | |
| 6,687X | Aug. 05, 1831 | J. Reed | Water pump | pumps |
| 6,688X | Aug. 06, 1831 | N. Hockett | Washing with or without steam | washing machines |
| 6,689X | Aug. 06, 1831 | T. Oxnard | Sirup, apparatus for filtering and washing animal black, used in clarifying sugar | sugar refining apparatus |
| 6,690X | Aug. 06, 1831 | J. Thompson | Piano forte action | music instrument maker |
| 6,691X | Aug. 09, 1831 | W. Carlock | Stock for the neck | |
| 6,692X | Aug. 09, 1831 | J.S. Stiles | Machine for cutting crackers, biscuits, etc. | cracker and biscuit machines |
| 6,693X | Aug. 09, 1831 | J. Wallace | Pattern for Making Ship Ribs | shipwright |
| 6,694X | Aug. 10, 1831 | S. White | Clover seed machine | clover hullers |
