| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 72/455 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 27,925 | Apr. 17, 1860 | M. Peck | Atmospheric Hammer | trip and helve hammers | |
| 393,055 | Nov. 20, 1888 | W.J. Bayrer | Tinman's Flanging Machine | sheet metal flanging machines | |
| 434,960 | Aug. 26, 1890 | E.E. Stow | Tinsmith's Machine | sheet metal forming rolls | |
| 1,246,184 | Nov. 13, 1917 | H. Terhune | Drop-hammer | drop hammers | |
| 1,807,455 | May 26, 1931 | H. Terhune | Forging hammer | drop hammers | |
| 2,875,652 | Mar. 03, 1959 | W.A. Ehlert | Vertically Divided Forging Press Frame | forging presses | |