| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Alvan A. Simonds | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 150,625 | May 05, 1874 | J.A. Ferson, G.F. Simonds | Tempering and Forming Articles of Steel | |
 | 151,167 | May 19, 1874 | G.F. Simonds | Improvement in Tempering Ovens for Steel and Iron | |