| All Patents in class 74/390 |
Patents 1 -
10
of 22
      |
| Picture | Number | Date | Patentee | Title |
 | 8,754 | Feb. 24, 1852 | H.L. Emery | Improvement in endless-chain horse-powers |
 | 11,104 | Jun. 13, 1854 | G. Westinghouse, Sr. | Endless-chain horse-power |
 | 16,620 | Feb. 10, 1857 | W.A. Wood | Harvester Rake |
 | 29,358 | Jul. 31, 1860 | T.H. Burridge | Steam Plow |
 | RE1,185 | May 14, 1861 | J. Brayley, J.A. Pitts | Improvement in horse-power |
| | 101,395 | Mar. 29, 1870 | A.L. Taveau | American Steam Plow |
| | 117,113 | Jul. 18, 1871 | Z. Rider | Steam Plowing Machine |
| | 118,143 | Aug. 15, 1871 | H. Miller | Steamplow |
 | 121,048 | Nov. 21, 1871 | L.R. Faught | Horse-power for driving cotton gins |
| | 227,259 | May 04, 1880 | A. Jillson | Traction Engine |
