| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Charles Fredborg | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| GB-190,223,982 | Jun. 04, 1903 | L.A. Nilsson | Improvement in chucks | drill chucks | |
| 848,566 | Mar. 26, 1907 | L.A. Nilsson | Boring-chuck | drill chucks | |