| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents Granted on 1851-01-14 | |||||
      | |||||
| 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 | |
| 7,902 | Jan. 14, 1851 | J. Harris, Jr. | Converting Motion | steam engine crank rods | |