| All Patents in class 408/135 |
Patents 1 -
15
of 75
      |
| Number | Date | Patentee | Title | Type |
| 34,137 | Jan. 14, 1862 | J. Edgecomb | Improvement in boring-machines | drilling and boring |
| 103,157 | May 17, 1870 | J. Deming | Improvement in Spoke-Tenoning and Hub-Boring Machines | wheelwright |
| 120,716 | Nov. 07, 1871 | G.F. Cluff | Improvement in boring-machines | drilling and boring |
| 124,091 | Feb. 27, 1872 | J. Simpson | Improvement in Boring Machines | vertical boring mills |
| 241,483 | May 17, 1881 | L.R. Faught | Machine for boring metal | drill presses |
| 275,604 | Apr. 10, 1883 | E.F. Deboutteville | Machine for Shaping, Drilling, Boring and Facing | metal slotting machines |
| 287,366 | Oct. 23, 1883 | T.J. Currier, F.T. Currier | Drilling-machine | drill presses |
| 313,114 | Mar. 03, 1885 | E. Smedley | Vertical drill | drill presses |
| 321,196 | Jun. 30, 1885 | U. Eberhardt, H.E. Eberhardt | Drilling-Machine | drill presses |
| 331,075 | Nov. 24, 1885 | F.B. Miles | Drilling-machine | radial drill presses |
| 340,615 | Apr. 27, 1886 | A.F. Prentice | Drilling-machine | drill presses |
| 380,486 | Apr. 03, 1888 | S. Honinger | Drilling-machine | drilling and boring |
| 395,592 | Jan. 01, 1889 | M. Schwarzler | Feed attachment for drilling-machines | drilling and boring |
| 410,803 | Sep. 10, 1889 | C.W. McDaniel | Drilling-machine | drill presses |
| 452,991 | May 26, 1891 | A.L. Colburn | Spindle feed for drill press | drill presses |
