| All Patents in class 408/91 |
Patents 1 -
15
of 36
      |
| Number | Date | Patentee | Title | Type |
| 7,083X | May 25, 1832 | W.B. Fahnestock | Tonsillarum Sector | |
| 7,083 | Feb. 12, 1850 | G. Flautt | Auger for boring-machines | drilling and boring |
| 24,427 | Jun. 14, 1859 | D. Dunham | Machine for spacing and boring blind-stiles | drilling and boring |
| 32,550 | Jun. 11, 1861 | S.L. Fitts | Boring-machine | drilling and boring |
| 63,532 | Apr. 02, 1867 | C.B. Knapp | Improvement in boring machines | dovetailing machines |
| 68,362 | Sep. 03, 1867 | W.D. Grimshaw | Improved drilling machine | drilling and boring |
| 74,724 | Feb. 18, 1868 | J.M. Seymour | Improvement in spacing and boring-machines | mortising machines |
| 112,372 | Mar. 07, 1871 | J.H. Pardieck | Improvement in boring machines | drilling and boring |
| 146,246 | Jan. 06, 1874 | G. Gardner | Improvement in boring-machines | mortising machines |
| 148,855 | Mar. 24, 1874 | J.M. Seymour | Improvement in dovetailing-machines | dovetailing machines |
| 154,809 | Sep. 08, 1874 | J.M. Seymour | Improvement in machines for boring blind-stiles | windowblind machines |
| 211,976 | Feb. 04, 1879 | P.C. Tritch, O.J. Doerty | Improvement in machines for tenoning spokes and boring fellies | wheelwright |
| 227,572 | May 11, 1880 | J.G. Peace | Felly-boring machine | wheelwright |
| 315,149 | Apr. 07, 1885 | L.L. Lamb | Drilling-machine | drill presses |
| 341,226 | May 04, 1886 | J. Davis | Boring-machine | drilling and boring |
