| All Patents in class 29/48.50R |
Patents 1 -
10
of 24
      |
| Picture | Number | Date | Patentee | Title |
 | 222,178 | Dec. 02, 1879 | T.F. Carver | Improvement in machines for making metal screws |
 | 303,975 | Aug. 26, 1884 | J. Birkenhead | Turret or tool-support |
 | 337,530 | Mar. 09, 1886 | F.M. Stevens | Automatic lathe |
| | 475,163 | May 17, 1892 | R.R. Spears | Lathe for Turning Axles |
| | 502,887 | Aug. 08, 1893 | G.W. Griffin | Band-saw machine for cutting metal, &c. |
| | 670,837 | Mar. 26, 1901 | D.B. Bullard | Turret-Lathe |
| | 670,838 | Mar. 26, 1901 | D.B. Bullard | Turret-Lathe |
 | 674,177 | May 14, 1901 | J.W. von Pittler | Lathe with rotary tool-head |
| | 683,592 | Oct. 01, 1901 | E.P. Bullard, Jr. | Vertical Turret-Lathe |
| | 857,893 | Jun. 25, 1907 | G.H. Newton | Screw-Machine |
