| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 198/850 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 145,771 | Dec. 23, 1873 | S. Wheeler | Improvement in ore-washers | ore processing apparatus | |
| 275,213 | Apr. 03, 1883 | L.P. Hoyt | Endless-chain bed for wood-working machines | woodworking machine stockfeeding mechanisms | |