| All Patents in class 407/31 |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 53,496 | Mar. 27, 1866 | J.T. Smith | Milling Tool | milling machine cutters |
| RE7,264 | Aug. 15, 1876 | S.R. Thompson | Improvement in machines for rossing and grinding bark | bark processing machines |
| 205,296 | Jun. 25, 1878 | J.A. Peer | Adjusting cutters | cutterheads |
| 274,860 | Mar. 27, 1883 | A. Vivarttas | Tool for Cutting the Teeth of Metal Gear Wheels | gear cutting tools |
| 433,458 | Aug. 05, 1890 | U. Eberhardt, H.E. Eberhardt | Milling-cutter | milling machine cutters |
| 462,050 | Oct. 27, 1891 | P.J. Kelly | Milling-machine | milling machines |
| 496,511 | May 02, 1893 | U. Eberhardt, F.L. Eberhardt, H.E. Eberhardt | Rotary cutter for making similar teeth | milling machine cutters |
| 527,410 | Oct. 16, 1894 | C.M. Conradson | Gear Cutter | gear making machines |
| 1,326,865 | Dec. 30, 1919 | F.O. Hoagland | Milling Cutter | milling machine tools |
| 1,338,822 | May 04, 1920 | W.C. Farnum | Cutter | |
| 1,495,067 | May 20, 1924 | G.W. Conklin | Hob Having Side-tooth Inserts | gear cutting tools |
| 1,546,138 | Jul. 14, 1925 | D. Lambert | Expanding Cutter | boring heads |
| 1,729,286 | Sep. 24, 1929 | J.B. Elfring | Adjustable Spacing Collar for Milling Cutters | milling machines |
| 2,119,298 | May 31, 1938 | A.W. Simowski | Gear Finishing Tool | gear cutting tools |
| 2,583,309 | Jan. 22, 1952 | W.H. Fritz, Sr., W.J. Solderbeck | Cutting tool | milling machine cutters |
