| All Patents in class 241/92 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 4,203X | Sep. 27, 1825 | E. Morris | Machine for cutting and chipping dye woods | excelsior machines |
| 4,552X | Oct. 25, 1826 | C. Foss | Bark mill | bark processing machines |
| 169,607 | Nov. 02, 1875 | L.H. Whitney | Improvement in machines for making excelsior | excelsior machines |
| 689,144 | Dec. 17, 1901 | E.E. Thomas | Edging or other refuse grinder | wood grinding machines |
| 845,198 | Feb. 26, 1907 | G.F. Rowe | Pulp-wood chipper | wood grinding machines |
| 950,011 | Feb. 22, 1910 | M. Stewart | Excelsior-cutting machine | excelsior machines |
| 956,130 | Apr. 26, 1910 | E.D. Misner | Excelsior machine | excelsior machines |
| 1,183,015 | May 16, 1916 | F.L. Lane, F.R. Weaver | Cutter-head | cutterheads |
| 1,465,941 | Aug. 28, 1923 | E.K. Hill | Machine for Granulating Metal Turnings and Borings | grinding machines |
| 2,582,537 | Jan. 15, 1952 | E.I. Flateboe | Rechipper with vibrating trough | wood grinding machines |
| 2,756,788 | Jul. 31, 1956 | M.F. Fish, A.E. Small | Feeding mechanism for rechippers | wood grinding machines |
| 2,838,248 | Jun. 10, 1958 | H.W. Ringman | Rechipper | wood grinding machines |
| 2,922,590 | Jan. 26, 1960 | P.N. Bland | Chipper knife supporting means | |
| 7,780,102 | Aug. 24, 2010 | D.S. Majkrzak | Feed Roller Drive for Wood Chipper | woodworking machine stockfeeding mechanisms |
