| All Patents in class 74/422 |
Patents 16 -
30
of 42
      |
| Number | Date | Patentee | Title | Type |
| 762,096 | Jun. 07, 1904 | C. Seymour | Clamping device | saw sharpening machines |
| 825,273 | Jul. 03, 1906 | R.G. Henry | Feed mechanism for drill-spindles | drill presses |
| 828,875 | Aug. 21, 1906 | E.P. Bullard, Jr. | Counterbalancing Device | vertical boring mills |
| 1,011,183 | Dec. 12, 1911 | A.J. Gifford | Feed-lever connection for drills | drilling and boring |
| 1,022,866 | Apr. 09, 1912 | H.M. Norris | Automatic Spindle Stop | drill press accessories |
| 1,026,595 | May 14, 1912 | R. Milne | Feeding attachment for drill-spindles | drill presses |
| 1,028,529 | Jun. 04, 1912 | T. Bemis | Saw-gage | tablesaw accessories |
| 1,031,396 | Jul. 02, 1912 | J.M. Tatman | Gearing for lathes | metal lathes |
| 1,063,572 | Jun. 03, 1913 | R. Milne | Feed for drill-spindles | drill presses |
| 1,151,678 | Aug. 31, 1915 | C.E. Gee | Mechanical movement | |
| 1,227,828 | May 29, 1917 | G.E. Randles | Drill-press | drill presses |
| 1,347,243 | Jul. 20, 1920 | E.L. Beardsley | Valve Grinding Tool | valve grinding tools |
| 1,459,720 | Jun. 26, 1923 | C.M. Conradson | Actuating Means for Machine Pattens | metal planers |
| 1,607,667 | Nov. 23, 1926 | E.E. Essen | Valve Spring Compressor | valve spring tools |
| 1,617,910 | Feb. 15, 1927 | A.M. Johnson | Drilling machine and the like | drill presses |
