| All Patents in class 409/333 |
Patents 1 -
10
of 28
      |
| Picture | Number | Date | Patentee | Title |
 | 30,234 | Oct. 02, 1860 | C.B. Long | Machine for Planing Valve Seats of Steam Engines |
| | 67,520 | Aug. 06, 1867 | D. Flynn | Shaping and Slotting Key-Seats |
 | 91,788 | Jun. 22, 1869 | H.D. Stover | Improved lathe for finishing the drive-wheels of locomotives |
| | 110,609 | Dec. 27, 1870 | C. Van Haagen | Cutting and Shaping Metals |
| | 115,824 | Jun. 13, 1871 | B.F. Copp | Improvement in Wheel-Borers and Key-Way Cutters |
| | 131,293 | Sep. 10, 1872 | L.M. Mooney | Improvement in Key-Seat Cutters |
 | 141,049 | Jul. 22, 1873 | R. Harper | Metal Planing Machines |
| | 145,376 | Dec. 09, 1873 | J.C. Fish, J.B. West | Machines for Cutting and Dressing Stone |
| | 237,059 | Jan. 25, 1881 | W.H. Sisum | Metal Shaping Machine |
 | 258,120 | May 16, 1882 | J. Richards | Metal Planing Machine |
