| All Patents in class 241/295 |
Patents 1 -
10
of 10
      |
| Picture | Number | Date | Patentee | Title |
 | 179,401 | Jul. 04, 1876 | O. Coogan | Improvement in grinders for bark-mills |
 | 201,938 | Apr. 02, 1878 | W.E. Nickerson | Improvement in cutters for reducing bark |
 | 210,095 | Nov. 19, 1878 | W. Chicken | Improvement in bark-reducing machines |
| | 298,851 | May 20, 1884 | J.H. Hayden, J.R. Sleeper | Machine for shredding wood |
 | 346,681 | Aug. 03, 1886 | J.L. Perry | Abrading-cylinder |
 | 526,044 | Sep. 18, 1894 | W. Merrill | Wood-cutting machine |
 | 526,354 | Sep. 18, 1894 | W. Merrill | Wood-cutting machine |
 | 1,082,960 | Dec. 30, 1913 | C.C. Lane | Slow-speed Chilian mill |
| | 1,390,693 | Sep. 13, 1921 | M.G. Fernandez | Sugar Cane Mill |
 | 4,934,611 | Jun. 19, 1990 | H.H. Lewis | Rotary grinding apparatus |
