| All Patents in class 74/841 |
Patents 1 -
10
of 72
      |
| Picture | Number | Date | Patentee | Title |
 | 1,305 | Aug. 29, 1839 | E. Hall | Metal drill |
| | 2,961 | Feb. 20, 1843 | R.H. Springsteed | Metal Drill |
| | 3,609 | May 30, 1844 | A. Morgan | Metal Drill |
 | 3,897 | Jan. 31, 1845 | A.A. Wilder | Machine for drilling and mortising wood or metal |
| | 5,116 | May 18, 1847 | A. Morgan | Metal Drill |
 | 8,554 | Dec. 02, 1851 | W. Bushnell | Hand-drill |
 | 13,383 | Aug. 07, 1855 | T. Newby, J. Conner | Machine-drill |
 | 13,845 | Nov. 27, 1855 | J.P. Heacock | Drilling and Screw-Cutting Machine |
 | 16,900 | Mar. 24, 1857 | G.C. Taft | Feeding Drill-Shafts |
 | 17,944 | Aug. 04, 1857 | G.C. Taft | Self-feeding drill |
