| All Patents in class 72/373 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| RE86 | Sep. 10, 1846 | J. Nasmyth | Improvement in machinery or apparatus operated by steam for forging, stamping, and cutting iron and other substances | steam hammers |
| 46,401 | Feb. 14, 1865 | E.C. Stiles | Milling Machine | milling machines |
| 112,255 | Feb. 28, 1871 | W.A. Ives | Improvement in Methods of Forming Spur Lips of Auger Bits | |
| 623,384 | Apr. 18, 1899 | E. Rogers | Axe/Hatchet Making | making axes |
| 960,244 | Jun. 07, 1910 | W.G. Allen | Manufacture of Screws | |
| 1,838,470 | Dec. 29, 1931 | F.J. Vlchek | Manufacture of Swaged and Tempered Articles | metalworking machines |
| 2,100,564 | Nov. 30, 1937 | E.M. Pfauser, S. Mandl | Method of Producung a Pulling Strees and Hydraulic Pulling Mechanism | |
