| All Patents in class 241/285.1 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 32,936 | Jul. 30, 1861 | J.R. Whittemore | Adjusting-Knife of Feed-Cutters | hay or straw cutters |
| 74,774 | Feb. 25, 1868 | A.W. Straub | Improvement in portable grinding-mills | grist mills |
| 254,414 | Feb. 28, 1882 | R.L. Webb | Coffee Mill | coffee mills |
| 261,297 | Jul. 18, 1882 | H. Bolthoff | Mortar for stamp-mills | ore processing apparatus |
| 361,534 | Apr. 19, 1887 | E.T. McKaig | Frame adapted for use with various machines | circular crosscut saws |
| 678,111 | Jul. 09, 1901 | D.L. Adelsperger | Grinding-Mill | grinding mills |
| 691,135 | Jan. 14, 1902 | E.E. Hanna | Ore-crusher | ore processing apparatus |
| 691,339 | Jan. 14, 1902 | T.W. Capen, A.J. Gates | Rock or ore breaker | ore processing apparatus |
| 692,243 | Feb. 04, 1902 | W.E. Copenhaver | Mill | grinding mills |
| 1,696,636 | Dec. 25, 1928 | H.L. Johnston | Grinding apparatus | |
| 1,727,410 | Sep. 10, 1929 | W.H. Poesse | Material-treating machine | food and drink mixers |
| 1,745,646 | Feb. 04, 1930 | H.C. Schneider | Grinding Machine | fanning mills |
| 1,978,299 | Oct. 23, 1934 | G.O. Leopold, T.J. Fegley | Tray for supporting an ice cube breaker and ice cream freezer | |
| 2,212,883 | Aug. 27, 1940 | F.D. Houser, D.A. Meeker | Food handling device | |
