| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Powell, John | 186 Houstoun street | New York | New York | 1839 | 1840 |
| Patent | Date | Remarks |
|---|---|---|
| CS Patent no. 232 | February 29, 1864 | Breech-loading cannon |
| Contract | for |
|---|---|
| Product |
|---|
|
Locksmith, see Longworth’s American Almanac 1839-1840 New-York Directory |
