| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Leonard Aker | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| D143,258 | Dec. 25, 1945 | L. Aker | Intermediate Bearing and Bearing Retainer for Rotating Shafts Positioned in a Column | industrial machine bearings | |