Patented February 17, 1931
If an object in your hands says PAT. FEBRUARY 17, 1931, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 1,793,432 | PADLOCK | Peter Sczepczenski | Niagara Falls, New York |
Three centuries of keeping things shut
If an object in your hands says PAT. FEBRUARY 17, 1931, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 1,793,432 | PADLOCK | Peter Sczepczenski | Niagara Falls, New York |