| All Patents in class 408/132 |
Patents 1 -
15
of 33
      |
| Number | Date | Patentee | Title | Type |
| 92,419 | Jul. 13, 1869 | H. Bates, D.L. Bates | Improved drill | drill presses |
| 130,194 | Aug. 06, 1872 | M.W. Collins | Improvement in machines for mortising blind-stiles | mortising machines |
| 142,416 | Sep. 02, 1873 | J.J. Sheridan | Improvement in Boring and Drilling Machine | wood drilling and boring |
| 212,753 | Feb. 25, 1879 | J.N. Smith | Machine for Dressing the Journals of Railway Car Axles | portable milling machines |
| 329,986 | Nov. 10, 1885 | P.A. Whitney | Ratchet Drill | drilling and boring |
| 396,499 | Jan. 22, 1889 | W. Lodge, C. Davis | Automatic feed-stopping device for drilling-machines | drill presses |
| 452,053 | May 12, 1891 | F.H. Richards | Multiple drilling-machine | multiple spindle drill presses |
| 465,892 | Dec. 29, 1891 | T.L. Smith | Feed Connection for Drill Presses and Other Machines | metalworking machine mechanisms |
| 599,265 | Feb. 15, 1898 | D.O. Smith | Apparatus for Boring Locomotive Cylinders | portable metal drilling machines |
| 701,115 | May 27, 1902 | C.E. Willey | Drilling machinery | drill presses |
| 867,076 | Sep. 24, 1907 | W. Porteous | Horizontal Reaming, Tapping, and Facing Machine | tapping machines |
| 932,607 | Aug. 31, 1909 | J.J. Grant | Thread-cutting attachment for automatic lathes | automatic lathes |
| 1,028,395 | Jun. 04, 1912 | H.W. Schatz | Radial Drill | radial drill presses |
| 1,485,805 | Mar. 04, 1924 | H.M. Norris | Compensating Depth Gage | metalworking machine mechanisms |
| 1,516,815 | Nov. 25, 1924 | A.F. Froussard | Boring Machine | portable metal drilling machines |
