| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for John I. Prentiss | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 7,899 | Jan. 14, 1851 | A.M. Billings | Improved Method of Detaching a Wheel from its Axletree | axle nut wrenches that lock nut to wheel hub | |