| All Patents in class 74/333 |
Patents 76 -
90
of 190
      |
| Number | Date | Patentee | Title | Type |
| 1,244,449 | Oct. 23, 1917 | W.R. Carey | Boring and general-use machine | horizontal boring mills |
| 1,249,905 | Dec. 11, 1917 | C.F. Davis | Back Gear for Lathe Heads and the Like | metalworking machine gearing |
| 1,250,362 | Dec. 18, 1917 | W.L. Schellenbach | Metal-boring machine | vertical boring mills |
| 1,250,363 | Dec. 18, 1917 | W.L. Schellenbach | Initial driving mechanism | vertical boring mills |
| 1,280,215 | Oct. 01, 1918 | F. Hardinge | Quick change swing precision lathe | metal lathes |
| 1,297,256 | Mar. 11, 1919 | A.M. Sosa, H.W. Schatz | Drilling Machine | radial drill presses |
| 1,297,257 | Mar. 11, 1919 | H.W. Schatz | Drilling Machine | radial drill presses |
| 1,315,722 | Sep. 09, 1919 | R.T. Hazelton | Machine-tool | milling machines |
| 1,355,167 | Oct. 12, 1920 | C.A. Rich | Milling Machine | milling machines |
| 1,356,020 | Oct. 19, 1920 | E.B. Sellew | Metal-working machine | turret lathes |
| 1,363,506 | Dec. 28, 1920 | W.F. Groene | Lathe | horizontal boring mills |
| 1,389,919 | Sep. 06, 1921 | W.E. Ward | Headstock Mechanism of Lathes | metalworking power transmission |
| 1,480,900 | Jan. 15, 1924 | B.P. Graves | Milling Machine | milling machines |
| 1,490,894 | Apr. 15, 1924 | S. Einstein | Dial Operated Change Gear | milling machines |
| 1,492,545 | Apr. 29, 1924 | S. Einstein | Cone Drive Miller Having Box Type Over-Arm | milling machines |
