| Patents Granted on 1830-04-?? |
Patents 1 -
15
of 57
      |
| Number | Date | Patentee | Title | Type |
| 5,896X | Apr. 01, 1830 | C. Danforth | Throstle for spinning | spinner |
| 5,897X | Apr. 01, 1830 | S. King | Manufacturing horse shoes | horseshoes |
| 5,898X | Apr. 01, 1830 | W.C. Ross | Thrashing machine | threshers and thrashers |
| 5,899X | Apr. 01, 1830 | T.M. Scott | Manufacturing dipped candles | candle making machinery |
| 5,900X | Apr. 01, 1830 | A. Steele | Making woollen roping or slubbing | rope making machines |
| 5,901X | Apr. 02, 1830 | T. Beach | Propelling boats | nautical propulsion apparatus |
| 5,902X | Apr. 02, 1830 | S. Carsley, II | Shoemakers' lasts | cobbler |
| NX-5,902 | Apr. 02, 1830 | U. Carlton, U. Whiting, Jr. | Clap boards | clapboard machines |
| 5,903X | Apr. 02, 1830 | E.R. Otis | Self-operating loom temples | textile machines |
| 5,904X | Apr. 06, 1830 | A. Rodgers | Chain Paddle Wheel | nautical propulsion apparatus |
| 5,905X | Apr. 06, 1830 | N. Crary, E.P. Crary | Making wooden pill boxes | box making machines |
| 5,906X | Apr. 07, 1830 | W. Bacon | Carpet and rug loom | looms |
| 5,907X | Apr. 10, 1830 | A. Andrews | Iron dogs for saw mills | sawmill dogs |
| 5,908X | Apr. 10, 1830 | S. Kennedy | Machine for cutting mouldings | molders |
| 5,909X | Apr. 10, 1830 | I.F. Waring | Art of Churning | churns |
