| All Patents in class 74/724 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 232,739 | Sep. 28, 1880 | J.F. Marks | Traction Engine | steam traction engines |
| 340,615 | Apr. 27, 1886 | A.F. Prentice | Drilling-machine | drill presses |
| 1,052,921 | Feb. 11, 1913 | I.E. Hindman | Lifting-jack | |
| 2,195,911 | Apr. 02, 1940 | W.F. Zimmermann | Selective Worm Gear Table Drive | gear hobbing machines |
| 2,195,912 | Apr. 02, 1940 | W.F. Zimmermann | Worm Gearing | gear hobbing machines |
| 2,340,679 | Feb. 01, 1944 | M.C. Moore, Administratix, B.W. Moore, deceased, (Estate of) | Aparataus for Welding Seams of Metal Drums | welding machines |
