| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Iversen Hans (also spelled Iverson) |   | New York City | New York | late 1840s |   |
| Patent | Date | Remarks |
|---|---|---|
| 7.218 | Mars 26th, 1850 | Patent drawing |
| Contract | for |
|---|---|
|   |   |
| Product |
|---|
|
The patent drawing is showing a tourret gun. |