| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for R. A. Thomas | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,410,816 | Mar. 28, 1922 | W.M. Lawrence | Spark Plug Wrench | screw adjust wrenches | |
| 1,437,774 | Dec. 05, 1922 | E.K. Boinski, J.C. Piechocki | Wrench | quick adjust wrenches | |