| All Patents in class 74/420 |
Patents 1 -
15
of 18
      |
| Number | Date | Patentee | Title | Type |
| 8,106X | Mar. 25, 1834 | J.V. Wemple | Horse power thrashing machine | |
| 8,746X | Apr. 08, 1835 | J. Brandon | Portable Horse Power | |
| AI3 | Apr. 04, 1838 | W.E. Lukens, H. Heberling, A. Trahern, J. Heberling | Horse Power | animal powered apparatus |
| 4,595 | Jun. 27, 1846 | D. Carey | Horse Power | animal powered apparatus |
| 11,258 | Jul. 11, 1854 | W. McCord | Horse-power | animal powered apparatus |
| 26,786 | Jan. 10, 1860 | F.W. Robinson | Improvement in horse-power | animal powered apparatus |
| RE1,185 | May 14, 1861 | J. Brayley, J.A. Pitts | Improvement in horse-power | animal powered apparatus |
| 89,825 | May 04, 1869 | J.M. Albertson | Improvement in horse-powers | animal powered apparatus |
| 121,048 | Nov. 21, 1871 | L.R. Faught | Horse-power for driving cotton gins | animal powered apparatus |
| 121,932 | Dec. 19, 1871 | W. Deering | Horse Engine | animal powered apparatus |
| 123,774 | Feb. 20, 1872 | L.R. Faught | Improvement in horse-powers | animal powered apparatus |
| 134,516 | Jan. 07, 1873 | D.N. Coffin, Jr. | Steering Apparatus | shipwright |
| RE6,247 | Jan. 26, 1875 | J.M. Albertson | Improvement in horse-powers | animal powered apparatus |
| RE7,012 | Mar. 28, 1876 | W. Deering | Horse-Power | animal powered apparatus |
| 461,622 | Oct. 20, 1891 | E.W. Ross | Carrier attachment for feed-cutters | |
