| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Bell, William H. | Washington | DC | 1850s | ||
| Bell, William H. | Baltimore | Maryland | 1880 |
| Patent | Date | Remarks |
|---|---|---|
| 22,618 | January 18, 1859 | Self-Primer for Firearms view patent |
| 27,518 | March 20, 1860 | Improvement in Revolving Fire-Arms, use of the cylinder pin as container for pellet primers view patent |
| 228,859 | June 15, 1880 | Revolving Fire-Arm view patent |
| Contract | for |
|---|---|
| Product |
|---|
| Major William H. Bell worked in the Ordnance Department and was assigned to conduct the trials on Butterfield's priming system, which was applied to muskets in 1858. |
