| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 417/250 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 12,723 | Apr. 17, 1855 | D. Fowler | Machine for Punching Metal | stamping presses | |
| 863,115 | Aug. 13, 1907 | R.D. Tomlinson | Condenser | steam condensers | |
| 1,297,035 | Mar. 11, 1919 | J.M. Stratton | Pump | ||