| All Patents in class 74/665R |
Patents 1 -
15
of 35
      |
| Number | Date | Patentee | Title | Type |
| 53,236 | Mar. 13, 1866 | W.E. Sibley | Improvement in gearing for grinding or other rollers | |
| 421,416 | Feb. 18, 1890 | J.H. Mickler | Drilling-machine | drilling and boring |
| 421,517 | Feb. 18, 1890 | F.H. Richards | Drilling Machine | drill presses |
| 520,362 | May 22, 1894 | W.C. Jennings | Turret Head for Drill Machines | drill press accessories |
| 560,171 | May 12, 1896 | A.J. Oehring | Multiple drill | multiple spindle drill presses |
| 663,013 | Dec. 04, 1900 | J.B. Clyne | Automatic Lathe Attachment | metal lathe accessories and attachments |
| 708,177 | Sep. 02, 1902 | W.S. Sherman | Boring-machine | wood drilling and boring |
| 733,719 | Jul. 14, 1903 | W. Goers, F.A. Kehl | Multiple-drill attachment for drill presses | drilling and boring |
| 840,528 | Jan. 08, 1907 | J.T. Towsley | Double boring-machine | wood drilling and boring |
| 883,481 | Mar. 31, 1908 | G.T. Reiss | Multiple Drill | multiple spindle drill presses |
| 983,746 | Feb. 07, 1911 | R. Milne | Feed mechanism for drill-spindles | drill presses |
| 1,032,410 | Jul. 16, 1912 | M. Himoff | Drill-press | drill presses |
| 1,058,045 | Apr. 08, 1913 | W.R. Fox | Multiple drill | multiple spindle drill presses |
| 1,083,696 | Jan. 06, 1914 | A.T. Nelson | Adjustable Multiple Spindle Head for Drill Presses | multiple spindle drilling heads |
| 1,164,813 | Dec. 21, 1915 | F.W. Hoefer, C.A. Hoefer | Multiple-spindle drill-head | wood drilling and boring |
