Patented April 12, 1870
If an object in your hands says PAT. APRIL 12, 1870, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 101,803 | Padlock | Andy M. Adams | Washington, District of Columbia |
Three centuries of keeping things shut
If an object in your hands says PAT. APRIL 12, 1870, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 101,803 | Padlock | Andy M. Adams | Washington, District of Columbia |