| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Nielsen-Barton Chuck & Tool Co. | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,542,826 | Jun. 23, 1925 | H. Nielsen | Chuck | drill press chucks | |
| 1,542,827 | Jun. 23, 1925 | H. Nielsen | Lathe center | lathe centers | |
| 1,606,972 | Nov. 16, 1926 | H. Nielsen | Chuck | drill press chucks | |