| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Bernard T. Burchardi | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 968,718 | Aug. 30, 1910 | V.J. Wahlstrom | Tapping or drilling attachment | tapping heads and chucks | |
| 970,670 | Sep. 20, 1910 | V.J. Wahlstrom | Drilling-machine and drill | ||