Patented April 12, 1887
If an object in your hands says PAT. APRIL 12, 1887, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 361,072 | PADLOCK | Frank W. Mix | New Britain, Connecticut |
Three centuries of keeping things shut
If an object in your hands says PAT. APRIL 12, 1887, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 361,072 | PADLOCK | Frank W. Mix | New Britain, Connecticut |