| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Groce, Henry | Juniata county | Pennsylvania | 1783 |
| Patent | Date | Remarks |
|---|---|---|
| Contract | for |
|---|---|
| Product |
|---|
|
See Henry Gross, Sr, The name Gross was originally spelled Groce. Some early long rifles were marked so on their barrel. |
