| All Patents in class 144/220 |
Patents 1 -
15
of 19
      |
| Number | Date | Patentee | Title | Type |
| 3,090 | May 19, 1843 | S.D. Sizer | Method of attaching bits eccentrically to their arbors, to be used in machinery for stocking guns and other purposes | cutterheads |
| 10,548 | Feb. 21, 1854 | A.P. Hughes | Tool for dovetailing | dovetailing machines |
| 12,482 | Mar. 06, 1855 | F.A. Gleason | Machine for cutting miter and other joints | miter machines |
| 41,992 | Mar. 22, 1864 | S.E. Hartwell | Improvement in dovetailing-machines | dovetailing machines |
| 55,661 | Jun. 19, 1866 | J.C. Hursell | Improvement in cutters for dovetailing-machines | cutters |
| 67,654 | Aug. 13, 1867 | J.C. Hursell | Improvement in dovetail cutters | cutters |
| 93,225 | Aug. 03, 1869 | J. Phillips, Jr. | Improvement in dovetailing-machine | dovetailing machines |
| 99,446 | Feb. 01, 1870 | D. Jordan | Improvement in dovetailing-machines | dovetailing machines |
| 103,750 | May 31, 1870 | D. Jordan | Improvement in cutters for dovetailing-machines | cutters |
| 197,835 | Dec. 04, 1877 | J. Dill | Dovetailing and grooving machine | dovetailing machines |
| 211,531 | Jan. 21, 1879 | C. Stengel | Improvement in dovetailing-machines | dovetailing machines |
| 269,315 | Dec. 19, 1882 | M.L. Orum | Cutter-head | cutterheads |
| 281,442 | Jul. 17, 1883 | W.D. Bradt | Router-bit | machine and tool cutters |
| 354,997 | Dec. 28, 1886 | H.M. Albee | Arm-mounted router | routing machines |
| 374,630 | Dec. 13, 1887 | F. Gleason, E.A. Riggs | Stave-machine | cooper |
