| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Alfred A. Marshall | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 207,450 | Aug. 27, 1878 | G.F. Simonds, D. Simonds, A.A. Marshall | Improvement in circular saws | |
 | 237,617 | Feb. 08, 1881 | G.F. Simonds, D. Simonds, A.A. Marshall | Circular saw | |
 | 239,863 | Apr. 05, 1881 | A.A. Marshall, D. Simonds, G.F. Simonds | Method of Adjustment of the Tension of Circular Saws | |