| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Covington Machine Co. | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 873,395 | Dec. 10, 1907 | C.C. Wais | Machine for cutting out circular or elliptical forms | metalworking machine mechanisms | |