| All Patents in class 241/146 |
Patents 1 -
10
of 14
      |
| Picture | Number | Date | Patentee | Title |
| | 5,845X | Feb. 23, 1830 | I. Wilson | Mill for grinding corn (Grist mill) |
| | 7,130X | Jun. 22, 1832 | E. Parker, H. White | Coffee and spice mill |
| | 7,696X | Aug. 03, 1833 | E. Hale | Rotary pump |
 | FX-7,696 | Aug. 04, 1833 | A. Clark | Coffee mill |
| | 2,944 | Feb. 04, 1843 | B.A. Beardsley | Mill for Grinding Bark |
| | 23,702 | Apr. 19, 1859 | P. Perry | Combined Grinding Mill, Corn Sheller and Straw Cutter |
 | 24,266 | May 31, 1859 | A. Orvis | Grinding-mill |
 | 103,881 | Jun. 07, 1870 | L.N. Hermance | Improved bark-mill |
 | 220,626 | Oct. 14, 1879 | W.D. Leavitt | Improvement in machines for manufacturing flour |
 | 221,707 | Nov. 18, 1879 | E. Totman | Improvement in grinding-mills |
