| All Patents in class 409/58 |
Patents 1 -
10
of 11
      |
| Picture | Number | Date | Patentee | Title |
| | 70,293 | Oct. 29, 1867 | J. Underwood | Machine for Cutting Teeth of Wheels |
| | 228,687 | Jun. 08, 1880 | J. Course, J. Smith | Machine for Trimming Beveled Gears |
 | 294,844 | Mar. 11, 1884 | H. Bilgram | Bevel-gear cutter |
 | 381,788 | Apr. 24, 1888 | G.F. Huthins | Planer Attachment for Cutting Internal Gears |
| | 799,587 | Sep. 12, 1905 | O.J. Beale | Rack-Cutting Machine |
 | 1,197,376 | Sep. 05, 1916 | L. Iversen | Gear-planing machine |
 | 1,200,395 | Oct. 03, 1916 | G.A. Schipper | Metal-working machine |
| | 1,284,543 | Nov. 12, 1918 | W.F. Zimmermann | Gear Planer |
| | 1,285,413 | Nov. 19, 1918 | G.A. Schipper | Gear Cutting Machine |
| | 1,322,673 | Nov. 25, 1919 | C.E. Dere | Gear Cutting Machine |
