| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for George E. Campbell | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,486,632 | Mar. 11, 1924 | G.E. Campbell | Tilt shaft for band mills | band sawmills | |
| 1,567,911 | Dec. 29, 1925 | G.E. Campbell | Tension for band mills | sawmills | |