| Patents Granted on 1819-05-?? |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 3,103X | May 06, 1819 | P. Moody | Spinning frame for cotton | spinner |
| 3,104X | May 06, 1819 | W. Janes | Corn shelling machine | corn shellers |
| NX-181,905,151 | May 15, 1819 | L. Forrester | Family spinner and bobbin winder | spinner |
| 3,105X | May 17, 1819 | R. Noble | Improvement in manufacturing springs, brads, clouts, etc. | |
| 3,106X | May 25, 1819 | J. Wiseheart | Making sugar from wheat, rye, etc. | |
| 3,107X | May 26, 1819 | A. Batby | Rotary steam engine | rotary steam engines |
| 3,108X | May 29, 1819 | J. Ambler | Raising water by steam for mills | |
| 3,109X | May 29, 1819 | R. Thomas | Tube auger | auger bits |
