| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Swingle, Alfred and Huntington, Frank A. | San Francisco, San Francisco county | California | 1873 |
| Patent | Date | Remarks |
|---|---|---|
| 135,947 | February 18, 1873 | Improvement in Magazine Fire-Arms, joined patent of Swingel and Huntington view patent |
| Contract | for |
|---|---|
| Product |
|---|
