| Patents Granted on 1818-08-?? |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 2,985X | Aug. 01, 1818 | P. Reading | Horse rake | hay or straw rakes |
| 2,986X | Aug. 01, 1818 | P. Arnold | Machine for spinning cotton yarn | spinner |
| GB-181,804,286 | Aug. 05, 1818 | J. Malam | Certain improvements on steam engines | rotary steam engines |
| 2,987X | Aug. 18, 1818 | D. Pettibone | Manufacturing combs | comb making machines |
| 2,988X | Aug. 24, 1818 | A. Olney, D. Dana | Lathes for turning gun barrels | nail making machines |
| 2,989X | Aug. 26, 1818 | J. Meer | Bookbinding | |
| 2,990X | Aug. 26, 1818 | N.H. Lewis | Sheeves for blocks | |
| 2,991X | Aug. 26, 1818 | G.F. Valentine | Improvement in crystallizing tin | |
| 2,992X | Aug. 26, 1818 | D. Rogers | Granulating gun powder | |
| 2,993X | Aug. 27, 1818 | J. Drummond | Catching fish by gill nets | |
| 2,994X | Aug. 27, 1818 | E. Treadwell | Constructing ovens in the American stoves | ovens |
| 2,995X | Aug. 27, 1818 | E. Warren | Loom | looms |
| 2,996X | Aug. 27, 1818 | J.A. Gittwaldt (Guttwaldt) | Improvement in the piano forte | music instrument maker |
