| All Patents in class 407/37 |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 94,590 | Sep. 07, 1869 | J. Gauge | Improvement in cutter-head | cutterheads |
| 108,305 | Oct. 11, 1870 | C. Van Haagen | Improved Planing Mechanism | metal planers |
| 1,050,455 | Jan. 14, 1913 | E. Harrold | Cutter-head-knife-adjusting wrench | wrenches |
| 1,962,162 | Jun. 12, 1934 | R.R. Weddell | Step Locked Inserted Blade Cutter | milling machine cutters |
| 1,962,163 | Jun. 12, 1934 | R.R. Weddell | Cutter Blade Lock | milling machine cutters |
| 2,216,788 | Oct. 08, 1940 | O. Severson | Tapered Serrated Wedge Lock | lathe tool holders and tool posts |
| 2,325,746 | Aug. 03, 1943 | F.W. Curtis | Metal Cutting Tool with Inserted Teeth | milling machine cutters |
| 2,327,685 | Aug. 24, 1943 | W.J. Weberg | Cushioning Tool Holder | metalworking machine tool holders |
| 2,345,462 | Mar. 28, 1944 | D.J. Coughlin | Cutting Tool Holder | milling machine accessories |
| 2,492,797 | Dec. 27, 1949 | E. Guetzkow | Milling Cutter | milling machine cutters |
| 2,846,904 | Aug. 12, 1958 | W.E. Dow | Boring Bar | multiple spindle lathes |
| 3,027,624 | Apr. 03, 1962 | O.V. Payne | Inserted Bit-clamping Means | milling machine cutters |
| 3,882,582 | May 13, 1975 | T.V. Williams | Adjustable Bit Holder | milling machine tools |
