| All Patents in class 408/99 |
Patents 1 -
10
of 40
      |
| Picture | Number | Date | Patentee | Title |
 | 103,515 | May 24, 1870 | J. Smith | Improved drilling-machine |
 | 140,925 | Jul. 15, 1873 | J.C. Keller | Improvement in metal-drilling machines |
 | 141,264 | Jul. 29, 1873 | W.H. Arnold, J. Duncan | Improvement in hub-boring machines |
 | 146,246 | Jan. 06, 1874 | G. Gardner | Improvement in boring-machines |
 | 194,300 | Aug. 21, 1877 | E. Goss | Improvement in machines for tenoning spokes and boring fellies |
 | 238,279 | Mar. 01, 1881 | M.P. Ellison | Machine for tenoning and boring spokes and fellies |
 | 248,913 | Nov. 01, 1881 | H.H. Chapman | Drilling-machine |
 | 264,263 | Sep. 12, 1882 | F. Dubrul | Metal-drilling machine |
 | 293,246 | Feb. 12, 1884 | L. Herrick | Drilling-machine |
 | 317,886 | May 12, 1885 | T.H. Thompson | Drilling-machine |
