| Name | Street | Town | State | From | To |
|---|---|---|---|---|---|
| Schenkle, John P. | Boston | Massachussetts | 1852 | 1857 | |
| Schenkle, John P. | Worcester | Massachussetts | 1858 | 1864 |
| Patent | Date | Remarks |
|---|---|---|
| 9,943 | August 16, 1853 | Breech-Loading Fire-Arms, with A. S. Saroni see patent |
| 17,642 | June 23, 1857 | Breech-Loading Fire-Arms, assigned to himself and Edward A. Dana see patent |
| 21,802 | October 12, 1858 | Firearm or Ordnance, assigned to himself and Edward A. Dana see patent |
| 45,951 | January 17, 1865 | Improvement in Packing for Rifled Projectiles, granted to Frederika Schenken,
Administratrix of John P. Schenkel, Deceased, assigned to himself and Edward A. Dana see patent |
| Contract | for |
|---|---|
| Product |
|---|
|
See also Schenkle, Frederika, Saroni A. S., Dana, Edward A. and Hardwicke & Schenkle. A breech-loading carbine by Schenkle was tested by the Army Board at West Point in 1857. |
