| All Patents in class 417 |
Patents 16 -
30
of 496
      |
| Number | Date | Patentee | Title | Type |
| 8,825X | May 16, 1835 | W. Merril | Water wheel | water wheels |
| 8,834X | May 22, 1835 | P.C. Curtis | Pump | pumps |
| 8,954X | Jul. 07, 1835 | A. Miner | Pumps | pumps |
| 9,153X | Oct. 10, 1835 | R. Mills, H.B. Fernald | Hydrostatic and pneumatic machine for propelling | |
| FX-9,220 | Oct. 31, 1835 | B. Dean, C. Peters | Pump | pumps |
| FX-9,221 | Oct. 31, 1835 | J. Redelsperger | Pump | pumps |
| 9,337X | Jan. 23, 1836 | B. Egbert | Force pump | pumps |
| 9,413X | Feb. 20, 1836 | T.C. Barton | Suction pump | pumps |
| 9,431X | Feb. 25, 1836 | S. Davis | Vibrating pump | pumps |
| 9,481X | Mar. 08, 1836 | L. Newton | Double force pump | pumps |
| 9,545X | Mar. 30, 1836 | N. Chapin | Forcing pump | pumps |
| 9,703X | Jun. 02, 1836 | E. Whitfield | Frictionless pump | pumps |
| 9,812X | Jun. 30, 1836 | A.T. Mixsell | Double-acting pump (Pump, force) | pumps |
| 9,854X | Jul. 01, 1836 | J.G. White | Double force pump | pumps |
| 2,786 | Sep. 23, 1842 | R.G. Eunson | Mode of discharging water and air from the condensers of steam-engines | steam engines |
