| All Patents in class 408/95 |
Patents 16 -
30
of 35
      |
| Number | Date | Patentee | Title | Type |
| 518,195 | Apr. 10, 1894 | J. Miner | Boring Machine | portable timber borers |
| 543,267 | Jul. 23, 1895 | E.B. Petrie | Drill Brace | drill accessories |
| 596,471 | Jan. 04, 1898 | J.C. Bonnett | Automatic Overhead Joist Boring Machine | portable timber borers |
| 690,669 | Jan. 07, 1902 | J.F. Steckenreiter | Attaching device for drill bit | |
| 704,657 | Jul. 15, 1902 | S. McClellan | Joist-boring tool | |
| 838,827 | Dec. 18, 1906 | J.S. Waugh | Portable door-mortising machine | mortising machines |
| 851,244 | Apr. 23, 1907 | T.A. Moss | Machine for mortising window-frames for sash-pulleys | mortising machines |
| 981,791 | Jan. 17, 1911 | C.H. Oslund | Drill | rail drilling machines |
| 998,660 | Jul. 25, 1911 | F.J. Vlchek | Compound Tool | combination tools |
| 1,175,556 | Mar. 14, 1916 | M.L. Jenkins, F.E. Place | Drilling apparatus | portable metal drilling machines |
| 1,203,780 | Nov. 07, 1916 | F.L. Railbow | Drill | hand drills |
| 1,213,253 | Jan. 23, 1917 | A.C. Pletz | Tapping or thread-cutting device | tapping machines |
| 1,237,001 | Aug. 14, 1917 | J.D. Webber | Laying Out Device | special purpose gauges |
| 1,248,276 | Nov. 27, 1917 | F.J. Curtis | Machine-tool | horizontal boring mills |
| 1,279,153 | Sep. 17, 1918 | A.W. Peterson | Adjustable Support for Drills and the Like | |
