| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Samuel Hall's Sons | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 527,200 | Oct. 09, 1894 | C. Hall | Clamps Adapted to Ornamental and Polished Pipes | |
 | 533,295 | Jan. 29, 1895 | C. Hall | Pipe Wrench | |