All Patents in class 451/147 |
Patents 1 -
10
of 31
      |
Picture | Number | Date | Patentee | Title |
 | 326,889 | Sep. 22, 1885 | D. Slate | Gear-Cutter |
 | 532,127 | Jan. 08, 1895 | L.E. Whiton | Gear-cutting machine |
 | 607,982 | Jul. 26, 1898 | W.G. Burnham | Gear-cutting machine |
 | 613,425 | Nov. 01, 1898 | N.M. Saati | Dividing-machine |
 | 616,648 | Dec. 27, 1898 | O.J. Beale | Device for generating gear-teeth |
 | 618,978 | Feb. 07, 1899 | O.J. Beale | Machine for generating gearing |
| 627,310 | Jun. 20, 1899 | C. De Los Rice | Gear Cutting Machine |
| 638,216 | Dec. 05, 1899 | J.S. Copeland | Gear-cutting machine |
| 638,562 | Dec. 05, 1899 | J.S. Copeland | Gear Cutting Machine |
| 678,337 | Jul. 09, 1901 | J.E. Gleason, W. Gleason | Gear Planer |