| All Patents in class 241/286 |
Patents 1 -
10
of 12
      |
| Picture | Number | Date | Patentee | Title |
 | 65,133 | May 28, 1867 | I. Straub | Grist mill |
 | 78,624 | Jun. 02, 1868 | A.H. Wagner | Improvement in grinding-mills |
 | 142,809 | Sep. 16, 1873 | J.T. Noye | Improvement in tramming-bolts for grinding-mills |
 | 182,891 | Oct. 03, 1876 | J. Chase | Improvement in wood-pulp engines |
| | 216,048 | Jun. 03, 1879 | D.W. Marmon | Shell for Encasing Millstones |
| | 357,767 | Feb. 15, 1887 | C.G. Freeman | Grinding Mill |
| | 1,404,518 | Jan. 24, 1922 | O.C. Frick | Shear-bar anchor for feed cutters |
| | 1,727,417 | Sep. 10, 1929 | G.M. Soule | Material-treating machine |
 | 2,174,461 | Sep. 26, 1939 | G.O. Leopold, T.J. Fegley | Ice breaker |
| | 2,213,606 | Sep. 03, 1940 | D.A. Meeker | Coffee mill |
