| All Patents in class 409/58 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 70,293 | Oct. 29, 1867 | J. Underwood | Machine for Cutting Teeth of Wheels | gear making machines |
| 228,687 | Jun. 08, 1880 | J. Course, J. Smith | Machine for Trimming Beveled Gears | gear making machines |
| 294,844 | Mar. 11, 1884 | H. Bilgram | Bevel-gear cutter | gear making machines |
| 1,197,376 | Sep. 05, 1916 | L. Iversen | Gear-planing machine | gear making machines |
| 1,200,395 | Oct. 03, 1916 | G.A. Schipper | Metal-working machine | gear making machines |
| 1,284,543 | Nov. 12, 1918 | W.F. Zimmermann | Gear Planer | metal shaper accessories |
| 1,285,413 | Nov. 19, 1918 | G.A. Schipper | Gear Cutting Machine | gear making machines |
| 1,322,673 | Nov. 25, 1919 | C.E. Dere | Gear Cutting Machine | gear making machines |
| 3,157,091 | Nov. 17, 1964 | G. Mickas | Feed Mechanism | gear making machines |
