| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Robert W. Ross | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 423,090 | Mar. 11, 1890 | F.F. Smith | Combined Square, Plumb, and Level | squares | |
| 441,968 | Dec. 02, 1890 | P. Perry | Horseshoer's Nippers and Hoof Trimmer | pliers | |