Patented March 9, 1880
If an object in your hands says PAT. MARCH 9, 1880, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 225,406 | Padlock. | Frank W. Mix | Terryville, Connecticut |
Three centuries of keeping things shut
If an object in your hands says PAT. MARCH 9, 1880, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 225,406 | Padlock. | Frank W. Mix | Terryville, Connecticut |