| All Patents in class 408/111 |
Patents 1 -
10
of 72
      |
| Picture | Number | Date | Patentee | Title |
 | 6,301X | Dec. 21, 1830 | J. Beckwith | Boring timber |
 | 2,948 | Feb. 10, 1843 | R. Smith | Improvement in machines for boring timber, &c. |
 | 5,003 | Mar. 06, 1847 | P.C. Traver | Machinery for cutting cork |
 | 17,017 | Apr. 14, 1857 | J. Bosenbury | Boring-machine |
 | 22,379 | Dec. 21, 1858 | G.F. Rice | Machine for boring wood |
 | 24,045 | May 17, 1859 | J. Murphy | Metal-drill |
 | 24,252 | May 31, 1859 | J. Waugh | Boring Machine |
 | 33,324 | Sep. 17, 1861 | A. Leonard | Boring Wood |
 | 42,863 | May 24, 1864 | B. Merritt, Jr. | Improvement in machines for boring angular holes |
 | 122,402 | Jan. 02, 1872 | Z.C. Phillips | Improvement in boring-machines |
