| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 192/56.57 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,527,757 | Feb. 24, 1925 | J.A. Street | Automatic chuck | handheld power tool accessories | |
| 1,976,943 | Oct. 16, 1934 | D.C. Klausmeyer | Torque discriminator | radial drill presses | |