| All Patents in class 226/147 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 320,523 | Jun. 23, 1885 | S.L. Worsley | Wire Feeding Mechanism | metalworking machine mechanisms |
| 568,484 | Sep. 29, 1896 | F.G. Kretschmer | Metal Screw Machine | screw machines |
| 574,162 | Dec. 29, 1896 | G.G. Prentice | Multiple Screw Machine | screw machines |
| 604,306 | May 17, 1898 | W.S. Davenport | Metal Screw Machine | screw machines |
| 786,353 | Apr. 04, 1905 | C.R. Gabriel | Screw Machine | screw machines |
| 926,736 | Jul. 06, 1909 | J.J. Grant | Multiple-spindle lathe | automatic lathes |
| 1,066,035 | Jul. 01, 1913 | G.H. Newton | Screw Machine | screw machines |
