| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Chamberlain, Dexter H. | Boston, Suffolk County | Massachusetts | 1837 | 1850s |
| Patent | Date | Remarks |
|---|---|---|
| 168 | April 17, 1837 | Imporved in Fire-Arms so called harmonica pistol invented by E. Fischer and D.H. Chamberlain - see Elijah Fischer for the patent |
| 7,300 | April 23, 1850 | Imporved Method of Attaching Cylinders in Revolving Fire-Arms Patent drawing Specification Specification 2nd page |
| 7,360 | May 14, 1850 | Toothed-Segment Lock for Fire-Arms view patent |
| Contract | for |
|---|---|
| Product |
|---|
|
|
