| All Patents in class 408/135 |
Patents 1 -
10
of 74
      |
| Picture | Number | Date | Patentee | Title |
 | 34,137 | Jan. 14, 1862 | J. Edgecomb | Improvement in boring-machines |
 | 103,157 | May 17, 1870 | J. Deming | Improvement in Spoke-Tenoning and Hub-Boring Machines |
 | 120,716 | Nov. 07, 1871 | G.F. Cluff | Improvement in boring-machines |
| | 124,091 | Feb. 27, 1872 | J. Simpson | Improvement in Boring Machines |
 | 241,483 | May 17, 1881 | L.R. Faught | Machine for boring metal |
| | 275,604 | Apr. 10, 1883 | E.F. Deboutteville | Machine for Shaping, Drilling, Boring and Facing |
 | 287,366 | Oct. 23, 1883 | T.J. Currier, F.T. Currier | Drilling-machine |
 | 313,114 | Mar. 03, 1885 | E. Smedley | Vertical drill |
 | 321,196 | Jun. 30, 1885 | U. Eberhardt, H.E. Eberhardt | Drilling-Machine |
 | 331,075 | Nov. 24, 1885 | F.B. Miles | Drilling-machine |
