| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for W. Stephenson | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| CA-574 | Aug. 26, 1870 | W. Stephenson | An improvement on steam engine | steam engines | |
| 121,007 | Nov. 14, 1871 | D. Sattler | Improvement in saws | saw teeth | |