| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for C. B. Cottrell | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 21,720 | Oct. 05, 1858 | C.B. Cottrell | Improved machine for planing wood | |
 | 24,078 | May 17, 1859 | C.B. Cottrell | Improved feeding device for planing-machines | |
 | 51,522 | Dec. 12, 1865 | C.A. Stillman | Improvement in pumps | |