| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Curtis & Curtis Co. | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 253,996 | Feb. 21, 1882 | W.D. Forbes | Screw-cutting die | |
 | 270,407 | Jan. 09, 1883 | W.D. Forbes | Screw-threading machine | |
 | 270,408 | Jan. 09, 1883 | W.D. Forbes | Screw-threading machine | |
 | 270,409 | Jan. 09, 1883 | W.D. Forbes | Screw-threading machine | |
 | CA-16,422 | Mar. 01, 1883 | W.D. Forbes | Die-stock | |
 | 356,871 | Feb. 01, 1887 | W.D. Forbes | Pipe and rod vise | |
 | 363,626 | May 24, 1887 | W.D. Forbes | Die-stock | |