| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Henry O. Johnson | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,409,863 | Mar. 14, 1922 | H.O. Johnson | Wrench | quick adjust wrenches | |
| 1,520,653 | Dec. 23, 1924 | H.O. Johnson | Wrench | quick adjust wrenches | |