| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Danforth & Clark | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 415,055 | Nov. 12, 1889 | F.C. Olin | Steam Pump | steam pumps | |
| 426,511 | Apr. 29, 1890 | F.C. Olin | Steam Pump and Motor | steam pumps | |