| All Patents in class 241/242 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 6,887X | Jan. 05, 1832 | D. Stem | Stones for grist mills | miller |
| 8,061X | Mar. 10, 1834 | B. Hinkley | Grinding grain or cracking corn by hand or horse power | miller |
| 5,143 | Jun. 05, 1847 | A. Barber | Mill for Grinding | miller |
| 7,756 | Nov. 05, 1850 | A.S. Macomber | Straw-cutter | hay or straw cutters |
| 102,239 | Apr. 26, 1870 | A. Fickett | Improvement in apparatus for separating wood fiber for paper &c. | |
| RE5,890 | May 26, 1874 | H.L. Whitman | Improvement in cider-mills | cider presses |
| 294,673 | Mar. 04, 1884 | E. Rhodes | Grinding-mill | corn grinders |
| 338,221 | Mar. 16, 1886 | W.R. Eynon | Grinding-mill | corn grinders |
| 526,043 | Sep. 18, 1894 | W. Merrill | Wood-cutting machine | wood grinding machines |
| 682,157 | Sep. 10, 1901 | D.L. Adelsperger | Grinding or Crushing Mill. | grinding mills |
| 842,681 | Jan. 29, 1907 | G.H. Mayne | Cob Breaker or Crusher | grinding mills |
| 1,436,208 | Nov. 21, 1922 | C.B. Sprague | Sawmill hog | wood grinding machines |
| 2,065,677 | Dec. 29, 1936 | G.O. Leopold, T.J. Fegley | Machine for breaking cubes of ice | |
