| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Cooper, James Maslin | 58 Wood Street | Pittsburgh | Pennsylvania | 1841 | 1864 |
| Cooper, James Maslin | Philadelphia | Pennsylvania | 1864 | 1869 |
| Patent | Date | Remarks |
|---|---|---|
| RE 783 | July 26, 1859 | Improvement in Trigger-Operating Revolving-Breech Fire-Arms James M. Cooper, Assignee of Stanhope W. Marston. See also RE 1029 Patent drawing Specification Specification 2nd page Specification 3rd page |
| 27,526 | March 20, 1860 | Patent drawing Specification Specification 2nd page Specification 3rd page |
| RE 1029 | August 21, 1860 | Improvement in Trigger-Operating Revolving Fire-Arms, James M. Cooper, assignee of Standorp W. Marston Patent drawing Specification Specification 2nd page Specification 3rd page Specification 4th page |
| 29,864 | September 4, 1860 | Patent drawing Patent drawing 2nd page Specification Specification 2nd page |
40,021 | September 22, 1863 | Patent drawing Specification Specification 2nd page Specification 3rd page |
| 45,319 | December 6, 1864 | Improvement in Cartridges for Revolving Fire-Arms Patent drawing Specification Specification 2nd page |
| Contract | for |
|---|---|
| Product |
|---|
|
Is reported as Wholesale Hardware in 1841 See also Brettell, Frank and Frisbie, Joseph as he got rights on their patent of 1857. |
