All Patents in class 408/132 |
Patents 1 -
10
of 33
      |
Picture | Number | Date | Patentee | Title |
 | 92,419 | Jul. 13, 1869 | H. Bates, D.L. Bates | Improved drill |
 | 130,194 | Aug. 06, 1872 | M.W. Collins | Improvement in machines for mortising blind-stiles |
 | 142,416 | Sep. 02, 1873 | J.J. Sheridan | Improvement in Boring and Drilling Machine |
| 212,753 | Feb. 25, 1879 | J.N. Smith | Machine for Dressing the Journals of Railway Car Axles |
 | 329,986 | Nov. 10, 1885 | P.A. Whitney | Ratchet Drill |
 | 396,499 | Jan. 22, 1889 | W. Lodge, C. Davis | Automatic feed-stopping device for drilling-machines |
 | 452,053 | May 12, 1891 | F.H. Richards | Multiple drilling-machine |
| 465,892 | Dec. 29, 1891 | T.L. Smith | Feed Connection for Drill Presses and Other Machines |
| 599,265 | Feb. 15, 1898 | D.O. Smith | Apparatus for Boring Locomotive Cylinders |
 | 701,115 | May 27, 1902 | C.E. Willey | Drilling machinery |