| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Oliver Sawyer | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 165,762 | Jul. 20, 1875 | O. Sawyer | Improvement in sandpapering-machines | |
 | 177,018 | May 02, 1876 | O. Sawyer, A. Knowlton, H.C. Knowlton | Improvement in sanding-machines | |
 | 241,429 | May 10, 1881 | O. Sawyer | Sanding-machine | |
 | 445,382 | Jan. 27, 1891 | O. Sawyer | Belt guide and support | |