| All Patents in class 74/842 |
Patents 16 -
30
of 72
      |
| Number | Date | Patentee | Title | Type |
| 204,248 | May 28, 1878 | D.W. Pond | Improvement in metal-drilling machines | drill presses |
| 206,091 | Jul. 16, 1878 | H.C. Cloyd | Improvement in boring-machines | portable timber borers |
| 210,220 | Nov. 26, 1878 | J. Swan | Improvement in boring machines | portable timber mortisers |
| 237,722 | Feb. 15, 1881 | H. Bickford | Feed device for drilling-machines | drill presses |
| 395,592 | Jan. 01, 1889 | M. Schwarzler | Feed attachment for drilling-machines | drilling and boring |
| 397,701 | Feb. 12, 1889 | W.P. Dallett | Drilling-machine | drill presses |
| 426,588 | Apr. 29, 1890 | S.E. Hildreth | Upright drill | drill presses |
| 462,884 | Nov. 10, 1891 | G.O. Ware, A.P. Sibley | Drilling-machine | drill presses |
| 466,553 | Jan. 05, 1892 | C.H. Baush | Head-operating mechanism for the tool-spindles of drilling-machines, &c. | drill presses |
| 503,153 | Aug. 15, 1893 | A.J. Mill | Drill-press | drill presses |
| 505,517 | Sep. 26, 1893 | H.H. Fuller | Drill-press | drill presses |
| 516,150 | Mar. 06, 1894 | W.F. Barnes | Drilling-machine | drill presses |
| 547,588 | Oct. 08, 1895 | V.F. Prentice | Drilling-machine | |
| 549,559 | Nov. 12, 1895 | W.F. Barnes | Drilling-machine | drill presses |
| 596,558 | Jan. 04, 1898 | W. Van Wagoner | Drilling-machine | drill presses |
