| All Patents in class 415/4.1 |
Patents 1 -
10
of 15
      |
| Picture | Number | Date | Patentee | Title |
| | 4,474X | Jun. 19, 1826 | D. McKenzie, M. Barbor, S. Dean, J. McNaughton | Mode of applying one head of water to any number of water wheels |
| | 5,751X | Dec. 11, 1829 | A. Temple | Improvement in the grist mill and horizontal spiral water wheel |
| | 5,878X | Mar. 15, 1830 | J.R. Wheeler | Water wheel |
| | 6,469X | Apr. 11, 1831 | G.H. Richards | Caoutchouc, fluid to render articles water proof |
| | 6,500X | Apr. 20, 1831 | R. McCormick, Jr. | Grist mill, self stopper |
| | 6,771X | Sep. 28, 1831 | J. VanAnken, II | Churn |
| | 7,104X | Jun. 04, 1832 | A. Bacon | Letting water on horizontal wheels |
| | 7,128X | Jun. 22, 1832 | J. Nuckolls, S.P. Wheeler | Horizontal water wheel, current and inclined race wheel |
| | 7,739X | Sep. 06, 1833 | J. Kerr | Hoisting water by wind pump |
| | 7,872X | Dec. 16, 1833 | I. VanGorder | Water wheel |
