| All Patents in class 241/243 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| RE180 | Oct. 15, 1850 | W. Andrews, S.A. Bantz | Mill for Grinding Bark | bark processing machines |
| 29,490 | Aug. 07, 1860 | C.B. Hutchinson | Mill for grinding grain and apples | |
| 682,158 | Sep. 10, 1901 | D.L. Adelsperger | Apparatus for Grinding, Crushing, or Feeding | grinding mills |
| 1,980,952 | Nov. 13, 1934 | G.O. Leopold, T.J. Fegley | Machine for breaking cubes of ice | |
| 2,174,461 | Sep. 26, 1939 | G.O. Leopold, T.J. Fegley | Ice breaker | |
| 2,195,363 | Mar. 26, 1940 | G.O. Leopold, T.J. Fegley | Ice crusher | |
