Patented January 11, 1881
If an object in your hands says PAT. JANUARY 11, 1881, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 236,596 | Permutation-Lock. | Benjamin F. Kelly | Shelocta, Pennsylvania |
Three centuries of keeping things shut
If an object in your hands says PAT. JANUARY 11, 1881, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 236,596 | Permutation-Lock. | Benjamin F. Kelly | Shelocta, Pennsylvania |