| All Patents in class 185/15 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 8,689X | Mar. 13, 1835 | W.E. Arnold | Horse Power | animal powered apparatus |
| FX-8,737 | Apr. 03, 1835 | S.S. Allen | Horse power | animal powered apparatus |
| FX-9,527 | Mar. 19, 1836 | D. Fitzgerald | Horse Power | animal powered apparatus |
| 11,232 | Jul. 04, 1854 | J.A. Pitts, J. Brayley | Improvement in horse-power | animal powered apparatus |
| 35,062 | Apr. 22, 1862 | S. Perry | Tread horse-power | animal powered apparatus |
| 35,063 | Apr. 22, 1862 | S. Perry | Improvement in circuit horse-powers | animal powered apparatus |
| 158,784 | Jan. 19, 1875 | F.D. Coy | Mounted Horse Powers | animal powered apparatus |
| 202,862 | Apr. 23, 1878 | M.H. Pitts | Mounted Horse-Power | animal powered apparatus |
