| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Dempsy B. Hanson | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 306,826 | Oct. 21, 1884 | D.B. Hanson | Band-saw mill | band sawmills | |
| 334,818 | Jan. 26, 1886 | S. Stephens, D.B. Hanson | Band-saw guide | bandsaw guides | |
| 684,931 | Oct. 22, 1901 | D.B. Hanson | Sawmill set-works | sawmill set works | |