| All Patents in class 408/98 |
Patents 1 -
10
of 13
      |
| Picture | Number | Date | Patentee | Title |
 | 106,371 | Aug. 16, 1870 | M.D. Kelly | Watchmakers Tool |
 | 159,481 | Feb. 02, 1875 | C. Van Haagen | Improvement in Metal-Drilling Machines |
 | 250,181 | Nov. 29, 1881 | R.H. Andrews | Combination tablesaw, jigsaw, bandsaw, shaper, mortiser, lathe, tenoner, borer |
 | 307,710 | Nov. 04, 1884 | F.J. Dubrul | Drilling-machine |
 | 461,202 | Oct. 13, 1891 | A.D. Pentz | Boring-engine |
| | 649,904 | May 22, 1900 | J.P. Brophy | Automatic Lathe Attachment |
 | 702,217 | Jun. 10, 1902 | H.R. Jacobs | Drill |
 | 1,129,752 | Feb. 23, 1915 | F.R. Stewart | Combined anvil, vise and drill |
 | 1,217,911 | Mar. 06, 1917 | H.C. Brown | Drill mechanism |
| | 1,412,806 | Apr. 11, 1922 | D.C. Klausmeyer | Strain Reverter |
