| All Patents of Type: plows |
Patents 1 -
15
of 283
      |
| Number | Date | Patentee | Title | Type |
| 177X | Jun. 26, 1797 | C. Newbold | Ploughs (cast iron plough) | plows |
| 292X | May 19, 1800 | R. Smith | Mould board plow | plows |
| 565X | Jul. 12, 1804 | J. Deaver | Plow | plows |
| 743X | Apr. 01, 1807 | D. Peacock | Plough | plows |
| 803X | Nov. 18, 1807 | S. Vinton | Plough harrow | plows |
| 822X | Feb. 24, 1808 | H. Harris | Plough | plows |
| 955X | Nov. 25, 1808 | R.B. Chenoweth | Improvement in plows | plows |
| 1,108X | Jul. 18, 1809 | F. Woodward | Planting plough | plows |
| 1,339X | Jul. 13, 1810 | S. Hall | Draining plough | plows |
| 1,564X | Aug. 20, 1811 | J. Sanford | Varying the motion of plough | plows |
| 1,576X | Sep. 07, 1811 | N. Turbutt | Plough | plows |
| 1,643X | Jan. 11, 1812 | J.(. Klay | Plough | plows |
| 1,644X | Jan. 11, 1812 | R. Tousley | Plough | plows |
| 1,879X | Feb. 08, 1813 | J. Sietz | Plough | plows |
| 1,932X | May 28, 1813 | S. Tousley | Bull plough | plows |
