| All Patents in class 241/286 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 65,133 | May 28, 1867 | I. Straub | Grist mill | |
| 78,624 | Jun. 02, 1868 | A.H. Wagner | Improvement in grinding-mills | wood grinding machines |
| 142,809 | Sep. 16, 1873 | J.T. Noye | Improvement in tramming-bolts for grinding-mills | grist mills |
| 182,891 | Oct. 03, 1876 | J. Chase | Improvement in wood-pulp engines | wood grinding machines |
| 216,048 | Jun. 03, 1879 | D.W. Marmon | Shell for Encasing Millstones | mill stones |
| 357,767 | Feb. 15, 1887 | C.G. Freeman | Grinding Mill | grinding mills |
| 1,404,518 | Jan. 24, 1922 | O.C. Frick | Shear-bar anchor for feed cutters | hay or straw cutters |
| 1,727,417 | Sep. 10, 1929 | G.M. Soule | Material-treating machine | food and drink mixers |
| 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 | coffee mills |
| 2,556,641 | Jun. 12, 1951 | H.F. Bakewell | Grinder for pigments and other materials | |
| 5,143,311 | Sep. 01, 1992 | J.E. Laster | Wood shavings forming apparatus and cutting roll adapted for use therewith | excelsior machines |
