| Patents for John L. Sullivan |
Patents 16 -
20
of 20
      |
| Number | Date | Patentee | Title | Type |
| 6,806X | Oct. 20, 1831 | J.L. Sullivan | Cemented pavement | |
| 6,832X | Nov. 09, 1831 | J.L. Sullivan | Cemented pavement | |
| 7,213X | Aug. 28, 1832 | J.L. Sullivan, L. Disbrow | Raising water | water elevators |
| 7,908X | Dec. 28, 1833 | J.L. Sullivan | Water works with boring for water called the City Supply Pump | |
| 8,365X | Aug. 18, 1834 | J.L. Sullivan | Machine for facilitating the process in metallurgy of freeing the ores of the precious metals from sulphur | ore processing apparatus |
