| All Patents in class 241 |
Patents 1 -
15
of 498
      |
| Number | Date | Patentee | Title | Type |
| 198X | Jan. 08, 1798 | T. Bruff, Sr. | Coffee Grinding | coffee mills |
| 621X | May 21, 1805 | T.W. Pryor | Bark Mill | bark processing machines |
| 877X | Jun. 03, 1808 | J. Reed | Machine for rasping dye woods | wood grinding machines |
| 1,346X | Aug. 13, 1810 | J. Richards, III | Machine for cutting dye woods | excelsior machines |
| 1,726X | May 12, 1812 | P. Geiger | Breaking plaster of paris | paint grinding mills |
| 1,971X | Jul. 20, 1813 | A. Sawyer | Grist mill | grist mills |
| 4,203X | Sep. 27, 1825 | E. Morris | Machine for cutting and chipping dye woods | excelsior machines |
| 4,342X | Feb. 23, 1826 | D. Flagg, Jr. | Family mill | miller |
| 4,403X | Apr. 18, 1826 | M. Stockman | Improvement on Bicknell's Grist Mill | grist mills |
| 4,504X | Jul. 31, 1826 | J. Webster | Machine for grinding shelled corn | miller |
| 4,552X | Oct. 25, 1826 | C. Foss | Bark mill | bark processing machines |
| 4,626X | Dec. 30, 1826 | C. Moore | Corn and apple grater | apple graters |
| 4,695X | Mar. 05, 1827 | H.E. Paine, S.H. Russell | Mill for grinding apples for cider | cider mills |
| 4,748X | May 14, 1827 | A. Holcomb | Paint mill | paint grinding mills |
| 4,789X | Jun. 12, 1827 | J.S. Wibert, T. Streeter | Machine for grinding apples for cider, or for mixing mortar | apple graters |
