| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Erastus W. Roff | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 11,907 | Nov. 07, 1854 | E.W. Roff | Machine for cutting tenons on blind-slats | |
 | 126,093 | Apr. 23, 1872 | E.W. Roff | Improvement in swinging saws | |
 | 133,724 | Dec. 10, 1872 | E.W. Roff | Improvement in tenoning-machines | |