| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Canfield & Brothers |   | Baltimore | Maryland | 1835 | 1865 |
| Patent | Date | Remarks |
|---|---|---|
|   |   |   |
| Contract | for |
|---|---|
|   |   |
| Product |
|---|
|
Maker of Deringer-Style Pocket Pistols Pepperbox of Allen right side Marking Canfield & Brothers |