| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for George S. Coffin | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 138,005 | Apr. 22, 1873 | J.H. Coffin, G.S. Coffin | Improvement in machines for finishing slate-frames | specialty woodworking machines | |