| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Charles Chamberlain | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 106,364 | Aug. 16, 1870 | W.H. Heffley | Improvement in machine for turning axle-trees | axle lathes | |
| RE6,615 | Aug. 24, 1875 | W.H. Heffley | Improvement in machines for turning axles | axle lathes | |